research Acne/Folliculitis Keloidalis
Acne keloidalis nuchae is a hair loss condition affecting men of African descent, causing scar-like bumps on the scalp and neck.
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240-270 / 1000+ results research New Aspects of the Structure of Human Scalp Hair-II: Tubular Structure and Material Flow Property of the Medulla.
The medulla in Asian scalp hair has a tubular structure that allows ions and large molecules to flow through it.
research Steatocystoma
research TRICHOSTASIS SPINULOSA OR PINSELHAAR
Trichostasis spinulosa is a rare skin condition with hair-filled plugs in hair follicles.
research Follicular Hybrid Cyst With Isthmic-Catagen, Pilomatrical, and Syringocystadenoma Papilliferum Components
A rare neck cyst in a 47-year-old man showed diverse skin cell types and was not linked to HPV.
research Isolated Human Skin Glands and Appendages: Models for Cystic Fibrosis, Acne Vulgaris, Alopecia and Hidradenitis Suppurativa
research Cutaneous Hybrid Cyst in a Sprague-Dawley Rat
A rat had a cyst similar to a hair follicle structure.
research Multi-dermatomal unilateral nevus comedonicus along the lines of Blaschko: a rare presentation
A rare skin disorder, nevus comedonicus, can appear on one side of the body following Blaschko's lines.
research New aspects of the structure of human hair on the basis of optical microscopic observations of disassembled hair parts.
Human hair's strength comes from a honeycomb-like structure and macrofibrils.
research [Nevus comedonicus. A rare skin disease of the hair follicles].
Nevus comedonicus is a rare skin condition causing dark bumps, treatable with retinoic acid or surgery.
research A 43-Year-Old Woman with a Solitary, Asymptomatic Nodule on the Scalp
A woman's scalp nodule was a common, harmless pilar cyst, treated by surgical removal.
research Some observations on the proteins of the inner root sheath cells of hair follicles
research Hair sheath keratins in follicular tumors. (5). Identification of hair sheath keratins in keratoacanthoma; Histopathological hair sheath structures in the tumor and their significance as differential histopathological criteria from squamous cell carcinoma.
Follicular structures help differentiate keratoacanthoma from squamous cell carcinoma.
research Stereographic analysis of syringomas
Syringomas likely start in the upper dermis and form distinct luminal structures.
research Eccrine Duct Dilation as a Marker of Cicatricial Alopecia
Enlarged sweat gland ducts may indicate scarring hair loss.
research Sebaceous Trichofolliculoma -A Case Report-
An 18-year-old boy had a harmless skin nodule near his nose with hair and oil glands inside.
research Trichoscopy of dissecting cellulitis of the scalp: Exclamation mark hairs and white dots as markers of disease chronicity
Exclamation mark hairs suggest early scalp disease, while white dots indicate it's chronic.
research Vellus hair cysts presenting as an atypical acneiform eruption
Vellus hair cysts can cause acne-like bumps that don't respond to treatment.
research The ultrastructure of the interfollicular epidermis of the hairless (hr/hr) mouse
research Cutaneous Keratocyst and Steatocystoma Unified as Sebaceous Duct Cyst, a Hamartoma Resembling the Sebaceous Duct
Cutaneous keratocyst and steatocystoma should be called "sebaceous duct cyst" due to their similarities.
research A case of localized follicular hamartoma: an ultrastructural and immunohistochemical study
The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
research A Case Report of Sebaceous Filaments
Topical tretinoin effectively treated sebaceous filaments, improving skin appearance.
research Epithelial skirt and bulge of human facial vellus hair follicles and and associated Merkel cell-nerve complex
Merkel cells are abundant in facial vellus hair follicles, especially during the anagen phase.
research Ultrastructure of Follicular Mucinosis
Follicular mucinosis causes significant damage to hair follicle cells.
research Pseudopili Annulati in a Dark‐Haired Individual: A Light and Electron Microscopic Study
A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
research Adnexae
The document showed detailed images of skin structures and discussed skin diseases and their diagnosis.
research Trichoscopy findings of normal scalp and hair in blacks - A community survey
Normal scalp and hair characteristics in Black Africans include white dots and a honeycomb pattern.
research Pili Trianguli et Canaliculi Is a Defect of Inner Root Sheath Keratinization
The hair defect is due to abnormal inner root sheath keratinization.
research Case of follicular mucinosis: Nestin‐expression in mucin‐producing cells
A 29-year-old man had a jaw plaque diagnosed as follicular mucinosis, linked to nestin-positive hair follicle stem cells.
research Skin iconography analysis of traumatic anserine folliculosis: Skin image feature of TAF
TAF can be identified by excessive skin thickening and clogged hair follicles, helping distinguish it from similar skin conditions.