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This review highlights that diagnosing cicatricial alopecia, a hair loss condition linked to several autoimmune diseases, requires trichoscopy and histopathological examination to differentiate it from similar conditions, with early diagnosis being crucial for effective management.

This case report describes an unusual nail tumor termed "onycholemmal horn" in a 77-year-old woman, highlighting its distinct histopathological features and the importance of excisional biopsy for accurate diagnosis.

This study observed that both autogenic and xenogenic PRP improved graft viability in rabbits compared to control, with autogenic PRP showing better histopathological results.

This case report describes a 45-year-old woman with a trichoadenoma of the eyelid, emphasizing the importance of histopathological examination for accurately diagnosing excised eyelid lesions.

In this case report, a 13-year-old boy's acute appendicitis revealed Crohn's disease after unsuccessful conservative management required surgery, highlighting the diagnostic value of histopathological examination of the appendix.

This study identified a new subtype of lichen planopilaris that mimics androgenetic alopecia, selectively affecting vellus hair follicles and presenting unique histopathological features.

This study shows for the first time that onychomatricoma can recapitulate the entire nail unit with differentiation toward the nail bed and isthmus, identifying new histopathological and immunohistochemical features.

This study identified distinct microscopic characteristics of acne scars, including inflammatory infiltrates and insufficient collagen deposition, suggesting that treatment should consider these histopathological findings and employ combination therapy.

This report describes three cases of feline exudative dermatitis in neutered European cats, associated with lymphangiosarcoma, confirmed by histopathological and ultrastructural findings.

This article reviews the diagnosis and management of inherited epidermolysis bullosa and reports no new clinical findings; it emphasizes the importance of clinical and histopathological evaluation.

This study reported that fibrosing alopecia in a pattern distribution can occur in patients of color, with clinical and histopathological features allowing for an accurate differential diagnosis.

This review summarizes recent findings on scalp involvement in pemphigus vulgaris and pemphigus foliaceus, highlighting diagnostic methods and their underlying histopathological, immunopathological, and clinical features, but reports no new clinical results.

This case report describes the first known instance of congenital follicular mucinosis in a newborn, diagnosed through histopathological examination of a scalp lesion.

In this case report, the researchers described two women with Crohn disease who developed alopecia related to TNF inhibitor therapy, noting various histopathological features of drug-induced alopecia and treating it effectively with different therapeutic approaches.

This report describes two scalp lichen simplex chronicus cases with hair loss and intense itching, noting unique dermoscopic and histopathological features.

In this study, alopecia areata was identified as the most common cause of hair loss in children, with histopathological findings similar to those in adults.

This study found that trichoscopy is an effective noninvasive technique for diagnosing frontal fibrosing alopecia, confirming its valuable role alongside traditional histopathological examination.

This report documents the first known case of cutaneous mastocytosis associated with congenital alopecia areata in a young Korean girl, confirmed through histopathological examination.

In this study, the authors compared trichoscopy findings for different forms of diffuse non-cicatricial alopecia in females and suggested that trichoscopy might often replace the need for histopathological confirmation, reserving biopsies for more uncertain cases.

This case report reviews panfolliculoma, a rare benign follicular tumor, highlighting its occurrence and characteristics, and emphasizes the importance of accurate histopathological differentiation to avoid misdiagnosis.

This report describes two cases of nevus lipomatosus superficialis with the unusual feature of dilated hair follicles, emphasizing the need for precise histopathological diagnosis to differentiate from similar conditions.

This case series highlights that anti-TNF agents, though beneficial for autoimmune conditions, can cause a rare adverse reaction of psoriasiform alopecia areata, stressing the importance of specific histopathological features for accurate diagnosis and better management to avoid unnecessary drug discontinuation.

This case study in a 62-year-old postmenopausal woman highlights Leydig cell hyperplasia as a likely cause of hyperandrogenism of ovarian origin, where bilateral oophorectomy resolved the condition and confirmed the diagnosis through histopathological examination.

There are no new clinical results reported in this discussion of pityriasis rubra pilaris diagnosis and treatment, which notes frequent treatment failures and highlights reliance on clinical and histopathological findings.

In this case report, an 18-year-old male's cheek lump initially diagnosed as a sebaceous cyst was found to be a pilomatrixoma after surgical excision and histopathological examination.

This case report documents the first known instance of erythromelanosis follicularis faciei in a Saudi male, detailing its clinical and histopathological characteristics.

This study found that ursolic acid at 50 mg/kg improved biochemical, hormonal, and ovarian histopathological markers in a rat model of PCOS, suggesting its potential as a therapeutic option.

In this case study, a 62-year-old male with a history of uncontrolled diabetes and chronic kidney disease was diagnosed with perforating folliculitis after presenting with dark, raised, pruritic lesions on his limbs, confirmed by histopathological examination showing collagen extruding into hair follicles.

In this study, a rare case of a trichilemmal cyst in a 6-year-old's upper eyelid was observed; it was identified through histopathological examination after excision, highlighting the importance of considering trichilemmal cysts in atypical pediatric eyelid swellings.

This case report highlights the importance of considering trichofolliculoma in the differential diagnosis of scalp lesions, with histopathological examination essential for accurate diagnosis.