read more ) and the genital area (pruritus of the vulvae. Lichen simplex: This problem occurs because of excess scratching and rubbing. This includes the nape and sides of the neck, extensor surfaces of the forearms and elbows, inner thighs, lower legs, and ankle flexures. Neurodermatitis yang terus digaruk akan menyebabkan kulit menebal dan menghitam. . Statistics. Medical College, Davangere-577 044, Karnataka, India. Disorders of Epidermal Maturation (Ichthyosis) K. 生殖器皮肤变色、起皱. Medical Care. Its important risk factors include xerosis, pruritus secondary to systemic disease, anxiety, and obsessive-compulsive spectrum disorders. It most commonly occurs on the neck, ankles, scalp, pubis, vulva, scrotum, and extensor forearms as a result of chronic rubbing and scratching. The first sign of lichenification is hyperpigmentation, which is when the skin becomes darker than the skin around it. Either the whole anterior scrotum is involved, or only half of the scrotum (hemi-scrotum). 1 Prurigo nodularis L56. Den vedvarende manipulation af huden, skaber en kronisk inflammation i huden. Neurodermatitis is a non-life-threatening skin condition involving itching and scratching, usually on just one or two patches of skin. (See also. Lichen simplex chronicus is seen most commonly in people with eczema. Prurigo nodularis and lichen simplex chronicus. Nonetheless, lichen sclerosus and lichen simplex chronicus can show increased expression of p53. 1111/jdv. History. Subjects: Medicine and health. Lichen simplex is a chronic itchy skin disorder characterised by well demarcated, erythematous patches, and plaques of thickened leathery skin. Itching due to conditions such as fungal skin infections and varicose veins can also lead to lichen simplex. Lichen simplex chronicus is not a primary process. The more you scratch or rub neurodermatitis, the itchier it often becomes. Lichen simplex chronicus is a cutaneous disorder characterized by lichenification of the skin as a result of intense excoriation secondary to excessive primary pruritus,. References 1 Nakazato Y, Tamura N, Ohkuma A, Yoshimaru K, Shimazu K. Symptoms. Lichen simplex chronicus manifests as persistent itching and scratching of the vulvar skin that leads to thickened epithelium. Lichenification ref. Correct diagnosis as well as therapy of anal LSC sometimes is difficult. I n chronic. Indeed, other pruritic conditions, such as prurigo nodularis and lichen simplex chronicus, may present with similar appearing lesions. Ball SB, Wojnarowska F. It most often affects skin areas that are easier to reach, such as the upper chest, arms. J Am Acad Dermatol 2005; 52: 61–6. Treatment and management. TSH, free T4, serum creatinine, BUN, electrolytes, LFT, gamma-GT and CBC were. Lichen simplex chronicus is a chronic dermatitis caused by repeated skin scratching and/or rubbing. Lichen simplex is more common in people who feel anxious or stressed. Treat the underlying cause of. Lichen simplex chronicus. Lichen simplex is usually secondary to an underlying skin. Hypertrophic lichen planus can be a scaly and pruritic rash. Patients with atopy or atopic dermatitis are particularly susceptible, given their predisposition to itch. [Histological illustration no 196. It is found in the 2022 version of the ICD-10 Clinical Modification (CM) and can be used in all HIPAA-covered transactions from Oct 01, 2021 - Sep 30, 2022 . The cause of the initiating "itch" that leads to lichen simplex chronicus includes irritation or allergies from chemicals (soaps, laundry detergent, fabric softeners, menstrual pads. The term lichenification is classed as a secondary skin lesion wherein the characteristic features of skin thickening, hyperpigmentation, and exaggerated skin lines are noted. 1% tacrolimus ointment: an observational study. elbows, vulva, scrotum and shins5-6. Abstract. 9 - other international versions of ICD-10 L43. Lichen simplex chronicus (LSC) is one of the most common causes of vulvar pruritus and is seen in patients of all ages. Pengobatan Neurodermatitis. An Bras Dermatol. e. Lichen simplex chronicus involves a cycle in. Methods: We performed a prospective, open-label study of adult patients with scrotal lichen simplex chronicus over a period of 6 months from December 2011 to May 2012 in the Itch Clinic at the National Skin Centre, Singapore. [2,3] Terapi bedah jarang dilakukan dan hanya dilakukan saat medikamentosa tidak efektif. Lichen simplex is a chronic itchy skin disorder characterised by well demarcated, erythematous patches, and plaques of thickened leathery skin. A skin biopsy is sometimes needed to confirm. J Dermatolog Treat, 18(2):115-117, 01 Jan 2007 Cited by: 3 articles | PMID: 17520470. (See also. Patients will give a history of chronicity and will be psychologically stressed. A prescription drug, Protopic ointment is another alternative. read more. with 0. Breaking the itch-scratch cycle, often with topical steroids, is the. [1] It typically affects the neck, scalp, upper eyelids, ears, palms, soles, ankles, wrists, genital areas and. However, there has been a report of disease recurrence after surgical excision of a plaque of lichen simplex chronicus, 5 which suggests that unknown and more profound factors are responsible for the affliction. This report deals with lichen simplex chronicus of the scrotum present in a 33-year-old male, with severe itching. J Eur Acad Dermatol Venereol. Anais Brasileiros de Dermatologia. Scrotal eczema symptoms may include: intense itchiness. Vulval lichen simplex images. Levels of neurotrophins (brain-derived neurotrophic factor. Topical tacrolimus for the treatment of lichen simplex chronicus. Lichen simplex chronicus (LSC) is a disorder characterized by thickened areas of skin from repeated rubbing or scratching. Lichen simplex chronicus is a cutaneous disorder characterized by lichenification of the skin as a result of intense excoriation secondary to excessive primary pruritus, becoming a self. 1. The. L28. L28. Conditions that can lead to a scratch-itch cycle that can cause lichen simplex chronicus include: Insect bites. “Tacrolimus ointment 0. 2018 Jan-Feb. 2 Other prurigo. [2,92,93,94] and usually problem free, but herpes simplex and wart reactivation do occur. Skip to main content. Juan CK, Chen HJ, Shen JL, Kao CH. 5 Scar conditions and fibrosis of skin L85. “Prurigiform angiomatosis" has been suggested as a term to describe this pattern of epidermal. Tan ES 1 , Tan AS 2 ,. 1% topical tacrolimus significantly decreased mean itch scores, itch frequency, and overall affected surface area after treatment (p<. In this prospective, observational study, 29 men presenting with scrotal LSC were treated with 0. PubMed. Dry skin (xerosis). A. Lichen simplex is more common in people who feel anxious or stressed. Ultimately you may simply scratch out of habit. Lichen simplex chronicus One or more plaques with lichenification in an area that is easily scratched Potent topical steroids; help patient avoid scratching and picking at skinThe first sign of lichenification is hyperpigmentation, which is when the skin becomes darker than the skin around it. It may follow or co-exist with another skin condition, most often lichen simplex, psoriasis, erosive lichen planus, vitiligo, or morphoea. Definition. 0 became effective on October 1, 2023. M. Lichen simplex chronicus is defined as a common form of chronic neurodermatitis that presents as dry, patchy areas of skin that are scaly and thick. Lichen simplex chronicus (LSC) of the anal region is characterized by massive pruritus, constant itching and a chronic course. 62Lichen planus (like-en play-nes) is a skin condition that causes a rash to develop on one area of your body or several parts of your body at the same time. Lichen Simplex Chronicus. 7%), lichen simplex chronicus 37(12. Lichen planus affects approximately 1% of all women, and the most. Lichen simplex chronicus of the scrotum or vulva is often caused by an itch signal initiated by sacral sensory neuron radiculopathy. doi: 10. Lichen simplex chronicus (LSC) is a chronic skin condition strongly linked with emotional factors which are the source of intense pruritic sensation [1, 2]. 4 Upper limb, Left C43. 8 It is more prevalent in women than men (estimates of 1. 1% tacrolimus ointment: an observational study. A form of eczema, it may be treated with topical corticosteroids, moisturizers,. Neurodermatitis, also known as lichen simplex chronicus, is a type of eczema. Who is at Risk for Developing this Disease? A not uncommon condition, this annoyance is seen monthly in private practice. Apply calamine lotion or a lotion that contains camphor or menthol. 8 Malignant neoplasm of overlapping sites of male genital organs. Purpose: To evaluate the description of LSC patient and establishment diagnosis of LSC. L28. This thickened skin induces more itches in and around the affected area and spreads. Dermatol Ther 2008;21:42-46. Lichen simplex chronicus is a cutaneous disorder characterized by lichenification of the skin as a result of intense excoriation secondary to excessive primary pruritus, becoming a self-perpetuating mechanism. Stasis Dermatitis. Scratching makes it itch more. 170 (4):890-4. Lichen simplex chronicus is a chronic dermatitis caused by repeated skin scratching and/or rubbing. 5 Disseminated superficial actinic porokeratosis (DSAP) L82. " This happens when the vulvar skin becomes sensitive and irritated. How is Lichen Simplex Chronicus Diagnosed LSC is diagnosed based on its appearance. LSC is commonly seen between ages 35 to 50 years of age, affecting approximately 12% of the population in the world where women are more affected than men [ 1 ]. > Go to the image library. Iymphangiectasia of the scrotum. Lichen simplex can affect any age group but is. Workup. Micrograph of lichen simplex chronicus. Lichen simplex chronicus of the scrotum or vulva is often caused by an itch signal initiated by sacral sensory neuron radiculopathy. Patients commonly reported sleep disturbances as a result of the. The frequent rubbing leads to the development of lichenified. This report deals with lichen simplex chronicus of the scrotum present in a 33-year-old male, with severe itching, which Histopathological features were suggestive of chronic dermatitis. Lichen simplex chronicus of scrotum Indian J Dermatol Venereol Leprol. However, both of our cases were males. . Scrotal involvement is usually absent or slight; by contrast, the scrotum is often inflamed in candidal intertrigo or lichen simplex chronicus. It begins with an urge to scratch that irritates nerves, leading to a chronic itch-and-scratch cycle that prevents. L28. Neck, elbow, ankles, vulva, eyelid even faces are the most. However, no data are available from investigations into the relationship between erectile dysfunction (ED. PDF | Lichen simplex chronicus (LSC) of the anogenital region, is a benign, extremely uncomfortable disease. 10,11 However, LSC mostly involves the fore-arms, scrotum and shins, whereas scalp localization isPrurigo nodularis causes itchy bumps on the skin, which appear when someone repeatedly scratches, picks at, or rubs their skin. Lichen simplex chronicus is in the nomencla-ture differentiated by other forms of secondary lichenification, which usually complicate persi-Disorders of Epidermal Maturation (Ichthyosis) K. Recently it has been demonstrated that topical aspirin solution with dichloromethane has a significant antipruritic effect in an experimentally induced itch. Skin irritation from personal hygiene products such as soaps, perfumes and detergents. inflamed, scaly skin. Lichen simplex chronicus can occur anywhere on the body, including the anus (see Pruritus Ani Anal Itching Itching of the anus (the opening at the end of the digestive tract where stool leaves the body) and the skin around the anus (perianal skin) is called anal itching or pruritus ani. 0 became effective on October 1, 2023. LSC can be a difficult condition to treat, causing frustration in both the patient and physician. Thick, leathery skin (lichen simplex chronicus) Firm, very itchy bumps (nodularis prurigo) If nothing seems to relieve the itch, you may want to see a dermatologist. 0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Lichen simplex chronicus is defined as a common form of chronic neurodermatitis that presents as dry, patchy areas of skin that are scaly and thick. Lichen simplex can be treated. Anogenital lichen simplex chronicus is a common condition. 5% of the Western European and American population. Lichen sclerosus is an uncommon inflammatory dermatosis. 6%) were seen most frequently. Plaque Psoriasis. Sometimes, no cause can be identified. Male here - Initially diagnosed for scrotal eczema and later dermatologist diagnosed for Lichen Simplex Chronicus and prescribed Triamcinolone. Scratching actually makes the skin itchier. Patients with atopy or atopic dermatitis are particularly susceptible, given their predisposition to itch. The purpose of this Practice Bulletin is to provide updated diagnostic and management recommendations for the most common vulvar skin conditions associated with inflammation: contact dermatitis, lichen simplex chronicus, lichen sclerosus, and lichen planus. Swick; used with permission. Distant (a) and closer (b) views of a red scaly plaque (black oval) on the left dorsal hand proximal to the metacarpophalangeal joint of the second digit. For some people, the patch is also painful. You may develop several itchy spots, typically on the neck, wrists, forearms, legs or groin area. The success is moderate. 7 The cause of LSC is unknown. pubis, scrotum and extensor sides of forearm. Lichen simplex chronicus can occur anywhere on the body, including the anus (see Pruritus Ani Anal Itching Itching of the anus (the opening at the end of the digestive tract where stool leaves the body) and the skin around the anus (perianal skin) is called anal itching or pruritus ani. A biopsy showed features consistent with lichen simplex. Lichen simplex chronicus is a chronic dermatitis caused by repeated skin scratching and/or rubbing. Dr. Skin biopsy established a diagnosis of lichen simplex chronicus, which completely resolved within four weeks after starting twice. Lichen simplex chronicus. Got pissed it wasn't a f2f so ended up. T able 1 : Scrotal Swellings: Angioedema and Lichen simplex chronicus (LSC). Pediatric Atopic Dermatitis. Lichenification and lichen simplex chronicus. Medicated ointments. Lichen simplex chronicus. Coyle Connolly answered. 0) dermatitis herpetiformis (L13. He was referred to his regional plastic surgery unit for excision of the. Br J Dermatol. Treatment of Lichen Simplex Chronicus Treatment of the cause of the itch Education and behavioral changes Corticosteroids (most often topical but sometimes injected intralesionally) Antihistamines You may develop several itchy spots, typically on the neck, wrists, forearms, legs or groin area. 0 may differ. read more ) and the genital area (pruritus of the vulvae. Scalp (skin on your head usually covered with hair). Lichen simplex chronicus frequently occurs in people with anxiety disorders and nonspecific emotional stress. Chronic inflammatory dermatoses 135(41. 2017 Jul 24;5(4):556-7. This is called lichenification, and neurodermatitis is also known as lichen simplex chronicus. vulva, scrotum, and extensor region of the upper limbs. g. It is estimated to occur in approximately 0. Lichen simplex is usually secondary to an underlying skin. 1 Prurigo nodularis L90. While there are multiple clinical variants that may involve the skin of the whole body, the most common form affecting the vulva and vagina is called erosive lichen planus. It seems to me that you have two separate conditions: lichen simplex chronicus and something else: probably seborrheic keratoses. 多块粗糙、红肿或颜色比其他部位皮肤更深的凸起斑片. 17 The scrotal skin shows thickening, hypo or hyperpigmentation, sparse hair, and clearly defined margin. The multifactorial nature of LSC makes management difficult and there are currently no evidence-based guidelines for treatment. 1% tacrolimus ointment twice daily for 6 weeks. Lichen simplex chronicus is defined as a common form of chronic neurodermatitis that presents as dry, patchy areas of skin that are scaly and thick. It is commonly associated with another disorder of cutaneous hypersensitivity. Lichen simplex chronicus can present as a solitary lesion or as multiple lesions—usually in areas that are easy to reach. Lichen simplex chronicus is a chronic dermatitis caused by repeated skin scratching and/or rubbing. Neurodermatitis is a non-life-threatening skin condition involving itching and scratching, usually on just one or two patches of skin. CrossRef PubMedLichen simplex chronicus can present as a solitary lesion or as multiple lesions—usually in areas that are easy to reach. Dr Chip (M. Contact us at 260-450-1313 or visit us at 3919 W Jefferson Blvd. Lichen simplex chronicus can acquire a papulonodular appearance known as prurigo nodularis (Fig. The hypertrophic epidermis generally seen is typically the result of habitual scratching or rubbing of a specific area of the skin. (neurodermatitis) thickened eczematous skin that develops at the site of constant rubbing in susceptible individuals. [1,8] It mostly affects female patients, with a peak incidence between ages 35 and 50 years. Effective treatment of scrotal lichen simplex chronicus with 0. Lichen simplex chronicus (LSC) is a common pruritus skin. Annular lichen planus describes the development of violaceous plaques with central clearing often involving penis, scrotum, and intertriginous areas. There are several benign vulvar diseases, but some of the most common are Bartholin cyst and abscess, lichen sclerosus, and lichen simplex chronicus. Lichen simplex: This problem occurs because of excess scratching and rubbing. The main cause of lichen simplex chronicus (LSC) is not known but there is evidence to suggest. Lichen simplex of the scrotum is a pruritus form of dermatitis where excessive scratching or rubbing leads to lichenification. Dermacase. Lichen simplex chronicus on the scalp: exuberant clinical, dermoscopic, and histopathological findings. wrists, extensor forearms, vulva, pubis, and scrotum. Lichenification refers to. Lichen simplex chronicus is a skin disease that mostly affects female patients, with a peak incidence between ages 35 and 50 years. Excoriations (related to eczema, lichen simplex chronicus)Prurigo nodularis (PN) is a chronic disorder of the skin that is classically seen as multiple, firm, flesh to pink colored nodules commonly located on the extensor surfaces of the extremities. Lichen simplex chronicus is a chronic dermatitis caused by repeated skin scratching and/or rubbing. 1% topical tacrolimus significantly decreased mean itch scores, itch frequency, and overall affected surface area after treatment (p<. Isolated hypertrophic lesions on the scrotum are rare phenomenon. This ultimately results in a rough, scratched (excoriated), thickened skin surface which may develop increased pigmentation (hyperpigmentation) as seen here on the front part of the foot. ) Vulvar intraepithelial neoplasia, eroded variant; Ruptured vesicles, bullae and pustules; Extramammary Paget’s disease; Ulcers. [QxMD MEDLINE Link]. Lichen simplex chronicus (LSC) is a lichenified well-demarcated scaly plaque that is induced by chronic rubbing and/or scratching. Several factors are responsible for the. Lichen simplex chronicus (LSC; also known as neurodermatitis) is a common cutaneous disorder characterized by well-circumscribed erythematous, often hyperpigmented, plaques of thickened lichenified skin. (See also. Subscribe to Codify by. L28. 121-129). Although LSC can occur anywhere on the body, genital LSC develops in association with genital itch, with the itch often described as intense and unrelenting. Isolated hypertrophic lesions on the scrotum are rare phenomenon. What are the signs of Lichen simplex chronicus, and how is it diagnosed? Typical signs of vulvar lichen simplex ch ronicus are mild or severe itching or burning, thickened or swelling skin, tears in the skin, and leathery skin texture of different colors. Applying ice to the itchy areas can reduce the symptoms. Treatment is aimed at reducing pruritus and minimizing existing lesions because rubbing and scratching cause lichen simplex chronicus. A dampness coming from the outer vulvar skin can also be experienced, and it is important. This gradual thickening of skin is called lichenification. Nomenclature Clinical variants Presentation. Background: Lichen simplex chronicus (LSC) is an eczematous disease caused by cell-mediated autoimmune inflammation that presents as an erythematous and distressingly pruritic area that develops into a thickened, indurated, and atrophic area. A comparison of treatment of oral lichen planus with topical tacrolimus and triamcinolone acetonide ointment. Treatment is directed at the initial cause of the itch and includes education. Figure 2: FDE: Erosion over glans. 1% in the treatment of scrotal lichen simplex chronicus: An open-label study. ritic, it can result in subsequent development of lichen simplex chronicus (LSC), which appears as single or multiple, clearly demarcated, thickened and hyperpig-mented plaques, with scaling and alopecia due to hair breakage. read more ) and the genital area (pruritus of the vulvae. Lichen simplex, also known as lichen simplex chronicus, is characterized by thickened and localized skin lesions that result from scratching in response to chronic itching. This is known as lichen simplex chronicus (LSC). However, the incidence and prevalence have not been established properly. Basic skin lesions divide into primary, secondary, and special types. Pimecrolimus cream 1% for treatment of vulvar lichen simplex chronicus: An open-label, preliminary trial. Clinically, it manifests as red to hyperpigmented to white plaques with. However, the incidence and prevalence have not been established properly. The therapy of lichen simplex chronicus is to be applied as a long-term strategy! It should be made clear that this is an eminently chronic disease! If necessary, a psychotherapist should be involved in the therapy at an early stage! Antihistamines can be used against the itching. 5 In vulval clinics, it may comprise 10–35% of patients seen. Scabies and lichen simplex is different and has to be differentiated. 0 - other international versions of ICD-10 L28. ” Br J Dermatol. This scratching leads to the. It can affect your: Skin. LP is inflammatory, papulosquamous disorder affecting either or all of the skin, mucous membrane, hair, and nail. Scrotal dermatitis 46(15. 2013 Apr;68(4) supp. 001 for all) in 40 patients withLichen simplex chronicus is a secondary skin condition that occurs in response to severe pruritus, which drives an itch–scratch cycle. Disease resolution requires that the underlying pruritus and scratching behavior be addressed. Lichen simplex chronicus is chronic, itchy inflammation of the top layer of the skin caused by repeated scratching, rubbing, or both. This helps the cream soak into the skin. 2 Lichen planus can appear at any age. 该状况会累及可抓挠的部位，包括头皮、颈部、手腕、前臂、脚踝、外阴、阴囊和肛门. When you scratch often, it affects your skin. vulva and scrotum, upper medial. Lichen simplex chronicus is not a primary process. Effective treatment of scrotal lichen simplex chronicus with 0. A biopsy showed features consistent with lichen simplex. Lichen simplex chronicus is an itchy skin condition causing thickened skin at areas that have been injured by repeated scratching and rubbing. A minor itch may encourage scratching which increases the irritation, leading to more scratching. 4. It most commonly occurs on the neck, ankles, scalp, pubis, vulva, scrotum, and extensor forearms as a result of chronic. Lichen simplex chronicus (LSC) of the vulva is an acquired, persistent, severely itchy dermatosis usually located in easily reachable areas of the body like the. L28. Hypertrophic LP is subacute or chronic variant of LP commonly affecting the pretibial region. Lichen simplex chronicus is a secondary skin condition that occurs in response to severe pruritus, which drives an itch–scratch cycle. The most commonly involved sites include the scalp and neck, groin (scrotum or vulva), forearms, shins, or ankles. Lichen simplex chronicus is a very common skin disease; however, the scalp is not a usual site of presentation, causing diagnostic. areas of swelling. Pill ID Calculators Tables CME Lichen simplex chronicus Highlights & Basics History & Exam resistant to high-potency topical and intralesional corticosteroids. (See also. Treating any underlying dermatosisor predisposing condition 4. Vulvar dermatoses: lichen sclerosus, lichen planus, and vulval dermatitis/lichen simplex chronicus. 0 Lichen simplex chronicus L81. Individuals scratch the pruritic areas of the skin and cause them to become thickened, leathery plaques. A skin condition called neurodermatitis (lichen simplex chronicus) starts with a patch of itchy skin. vulva and scrotum; Lichen Simplex Chronicus Diagnosis. Lichen simplex isn’t a primary condition or disease, but rather a result of. Lichen Simplex Chronicus (LSC) is a skin change that is a result of chronic scratching or rubbing. Fissures arising on abnormal tissue (candidiasis, lichen simplex chronicus, psoriasis, Crohn’s disease, etc. vulva, scrotum, and extensor region of the upper limbs. ago. These itchy bumps, which dermatologists call "nodules," can develop anywhere on skin that you can scratch, pick, or rub. Erythema may be variable, and lesions may be solitary or multiple. 0 L280^00Lichen simplex chronicus (LSC) is a skin disorder characterized by lichenification of the skin as a result of primary excessive scratching (). 12500. Treatment. Damage to the nerves, e. Definition: Lichen simplex chronicus represents secondary epidermal change following chronic itching and rubbing of the skin. Lichen simplex chronicus became the favored diagnosis in this case, but venous stasis dermatitis was also among the differential possibilities. Lichen simplex chronicus (LSC) is a common skin condition which appears as a circumscribed and scaly plaque in the setting of chronic rubbing. Altunay ?K, Özkur E, Ugurer E, Baltan E, Aydin Ç, Serin E. Individuals scratch the pruritic areas of the skin and. A single or multiple plaque (thickened area of skin) of rough skin forms, with more markings and sometimes little bumps around the hair follicles. This gradual thickening of skin is called lichenification. lichen simplex: Hardened and thickened skin epidermis caused by abnormally persistent scratching. If you have been rubbing or scratching your skin a lot, the patch of skin can get thicker and may look like leather. Nails. M. While many patients have a personal or family history of atopy, the mechanism by which an atopic diathesis results in the. This report deals with lichen simplex chronicus of the. Treatment is directed at the initial cause of the itch and includes education. The study has been quite useful in understanding the. Scars. It is also called lichen simplex chronicus. D. Lichenification soon disappears if scratching can be avoided. Pinworms. Background. Florid examples of this process can overlap with HPVi(p53wt) vaVIN morphologically. Lichen simplex chronicus (LSC) is a dermatologic disorder characterized by lichenification, i. If a topical corticosteroid doesn't help and your condition is severe or widespread, your health care provider might suggest corticosteroid pills or injections. Shyam Verma, MBBS, DVD, FRCP, FAAD, Vadodara, IndiaLichen simplex describes a response to the skin being repeatedly scratched or rubbed over a long period of time (also called lichen simplex chronicus). Once LSC has developed, it causes pruritus even. Differential diagnosis of tinea cruris includes. M. This is the American ICD-10-CM version of L90.