Analysis of tissue biopsies of end stage lesions show that all follicular structures including sebaceous epithelium are destroyed to be replaced by collapsed and aggregated follicular adventitia. [keratin.com]

Sean Linford, nail Abnormalities, Clues to Systemic Disease. James, William, Berger, Timothy, Elston, Dirk, andrews Diseases of the Skin, Clinical Dermatology. Muehrcke Lines of the Fingernails at eMedicine Muehrckes Lines of the Fingernails on WebMD [wikivisually.com]

The most common symptoms were increased shedding/hair loss (100%), pruritus (35%), and scalp tenderness (46%). [jdrntruhs.org]

First signs of LPP include alopecia and pruritus. Rarely pain, burning, and seborrheic dermatitis are observed. [intechopen.com]

Scalp lice should always be sought in cases of hair loss accompanied by pruritus. Lice are most likely to be found around and behind the ears and on the nape of the neck. Lymphadenopathy may also be present. [what-when-how.com]

APPROACH TO THE PATIENT  History      Clinical Findings    Onset Presence of- pruritus, irritation, pain, erythema and/or drainage from the scalp Evaluate for autoimmune disease, systemic illness, infections, neoplasms, associated inflammatory [slideshare.net]

In DLE, the activity of the disease is primarily focused in the center of the plaque, whereas in LPP the activity predominately occurred at the periphery.[14&16] Scalp pain and pruritus were more pronounced in LPP.A positive hair pull test assisted in [article.sapub.org]

Cicatricial alopecia Louis-Anne-Jean Brocq List of cutaneous conditions References Template:Skin-appendage-stub v t e Disorders of skin appendages ( L60-75, 700-709 ) Nail thickness: Onychogryphosis · Onychauxis color: Beau's lines · Yellow nail syndrome · Leukonychia [wikidoc.org]

Muehrcke's nails – Muehrckes nails, Muehrckes lines, or leukonychia striata are changes in the fingernail that may be a sign of an underlying medical disorder or condition. Muehrckes lines are lines that extend all the way across the nail. [wikivisually.com]

Rosacea ( Perioral dermatitis, Rhinophyma ) Follicular cysts Epidermoid cyst · Trichilemmal cyst · Sebaceous cyst · Steatocystoma multiplex Inflammation Pseudofolliculitis barbae · Hidradenitis suppurativa · Folliculitis Sweat glands eccrine ( Miliaria, Anhidrosis [wikidoc.org]

nail syndrome · Leukonychia shape: Koilonychia · Clubbing other: Ingrown nail · Anonychia Hair Hair loss Alopecia areata ( Alopecia totalis, Alopecia universalis, Ophiasis ) Androgenic alopecia · Hypotrichosis · Telogen effluvium · Traction alopecia [wikidoc.org]

eruption ( Acne vulgaris, Chloracne, Blackhead ) · Rosacea ( Perioral dermatitis, Rhinophyma ) Follicular cysts Epidermoid cyst · Trichilemmal cyst · Sebaceous cyst · Steatocystoma multiplex Inflammation Pseudofolliculitis barbae · Hidradenitis suppurativa [wikidoc.org]

Other factors that may be involved include infections with Borrelia burgdorferi, the bacterium that causes Lyme disease and issues with the cells involved in hair growth ( stem cell failure). [1] [2] [3] There is no standard treatment for PBB. [rarediseases.info.nih.gov]