research Pathologic Quiz Case: A 69-Year-Old Man With a Brown-Black Facial Papule
A rare benign skin growth called melanocytic matricoma was identified in a 69-year-old man.
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570-600 / 1000+ resultsresearch Spiny Hyperkeratotic Projections on the Face and Extremities of a Kidney Transplant Recipient—Quiz Case
A kidney transplant patient developed pink skin bumps with spiny centers on her face and limbs.
research Pearly Pinna Papules in a Young Female
The young woman has a benign, hereditary skin condition with no signs of a more serious syndrome.
research Persistent Papular Plaques on the Face
Persistent papular plaques on children's faces need better understanding and treatment.
research Benign Mucous Membrane Pemphigoid
A 68-year-old woman with benign mucous membrane pemphigoid has eye, mouth, and skin issues, including thick plaques and nail changes.
research Eruptive vellus hair cyst syndrome or exuberant atypical keratosis pilaris?
research Dermpath & Clinic: Telangiectasia macularis eruptiva perstans
Brodalumab is more effective than ustekinumab in treating psoriasis.
research Histopathologic Findings of Cutaneous Hyperpigmentation in Addison Disease and Immunostain of the Melanocytic Population
The study found increased skin pigmentation and variable melanocyte density in a patient with Addison's disease.
research Pigmented Rings With Central Clearing: A Dermoscopic Feature of Melasma
Pigmented rings with central clearing help diagnose melasma more accurately.
research Perifollicular Melanocyte Regeneration in Bullous Pemphigoid
Melanocytes can regenerate around hair follicles in bullous pemphigoid, especially in patients with darker skin.
research An Unusual Presentation of Mucous Membrane Pemphigoid
Treatment with prednisolone and dapsone stopped new blisters and partially healed previous ones.
research 42357 Bullous pemphigoid presenting as erythema multiforme-like targetoid lesions
Bullous pemphigoid can look like erythema multiforme, so awareness is needed for proper treatment.
research Giant folliculosebaceous cystic hamartoma
A 15-year-old boy had a rare skin growth on his buttock.
research Presentations of Cutaneous Disease in Various Skin Pigmentations: Keratosis Pilaris
Recognizing keratosis pilaris in all skin tones helps diagnose related skin issues and reduce distress.
research Punctate Follicular Porokeratosis
Punctate follicular porokeratosis is a skin condition with specific features seen in hair follicles.
research Enhanced Differentiation Potential of Pigmented Human Epidermal Equivalents
PmtHEE is a better model for studying pigmented skin because it includes melanocytes and shows improved cell differentiation.
research Localized pemphigus vulgaris on scalp: an atypical presentation.
Scalp pemphigus vulgaris can be effectively treated with low-dose prednisone and triamcinolone.
research Histopathologic features of erythematous papulopustular eruption to epidermal growth factor receptor inhibitors in cancer patients
Erythematous papulopustular eruptions in cancer patients using EGFR inhibitors show specific skin changes that vary with severity and treatment type.
research Localized Hair Repigmentation in a 91-Year-Old Woman
A 91-year-old woman's hair turned black in one spot, with skin changes underneath.
research Acral lymphomatoid papulosis
A woman had a rare skin condition with recurring painful nodules that heal in 6 weeks, often without needing treatment.
research Bilateral Eyelid Pseudoptosis From Lipogranulomas of the Preaponeurotic Fat Pads
Surgical removal of abnormal fat pads fixed the woman's eyelid issue caused by likely silicone injections.
research Pityriasis rubra pilaris
Pityriasis rubra pilaris is a rare skin disorder with reddish-orange patches and thickened skin, needing better treatment understanding.
research Porokeratotic adnexal ostial nevus: a paradigm of cutaneous mosaicism
PAON shows skin patterns due to genetic mosaicism.
research Unilateral heterochromia of scalp hair with adjacent hypomelanotic skin lesions
The boy's hair and skin color differences are due to a pigmentation disorder.
research Lichen planus pigmentosus and lichen planopilaris
Some people with lichen planus pigmentosus might later develop frontal fibrosing alopecia.
research Lichen planus pigmentosus: a clinico‐pathological study in a Caucasian population from North Africa
Lichen planus pigmentosus mainly affects middle-aged women with darker skin, is underreported, and is hard to treat.
research Reversible Facial Hyperpigmentation Associated With Vitamin B12 Deficiency
Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
research SUCCESSFUL TREATMENT OF LASER-INDUCED HYPOPIGMENTATION WITH PLATELET-RICH PLASMA CASE REPORT
Platelet-rich plasma therapy effectively treated laser-induced skin lightening.
research Seborrheic keratosis
Seborrheic keratosis is a common, harmless skin growth that can look like cancer, so it may need a biopsy.
research Facial hyperpigmentation caused by pigmented demodicosis
Facial hyperpigmentation improved with oral isotretinoin and ivermectin cream after Demodex mites were identified as the cause.