research Acquired localized hypertrichosis.
A girl grew extra hair in areas where she had insect bites.
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120-150 / 1000+ resultsresearch Atypical bilateral hyperpigmented macules on the lower legs possibly due to cyclophosphamide.
Cyclophosphamide likely causes skin darkening by affecting hair follicles.
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 ERYTHROMELANOSIS FOLLICULARIS FACIEI ET COLLI
Three Iranian men had reddish-brown facial pigmentation with no effective treatment.
research Topical corticosteroids induced hyper-pigmentation: a case report
Misusing topical corticosteroids can cause skin darkening and other side effects.
research Postsclerotherapy Hyperpigmentation: A Histologic Evaluation
Most patients' skin darkening after sclerotherapy fades on its own within 6-24 months.
research Origin, Clinical Presentation, and Diagnosis of Facial Hypermelanoses
Facial dark spots can be caused by the sun, genetics, makeup, or medicine, and are diagnosed by patient history and skin tests.
research Disseminated Nonsegmental Vitiligo Associated With Halo Nevi and Premature Gray Hair
A rare combination of halo nevi, nonsegmental vitiligo, and early gray hair can occur together.
research Hyperpigmentation and Melasma
Hyperpigmentation is common in pregnancy and may not fully fade after birth; melasma, also frequent, can persist but has limited treatment options during pregnancy.
research Phylloid terminal hair nevus: A unique clinical entity
A baby had a unique skin condition with a pale patch and surrounding dark hairs, not linked to other health issues.
research Dermoscopy of a Congenital Pigmented Lesion: A Case of Supernumerary Nipple
A supernumerary nipple was correctly identified using dermoscopy, avoiding misdiagnosis.
research Pigmented contact dermatitis due to therapeutic sensitizer as complication of contact immunotherapy in alopecia areata
Some patients with severe alopecia areata developed skin darkening from their treatment, which may indicate a less effective response to the therapy.
research Reversible Facial Hyperpigmentation Associated With Vitamin B12 Deficiency
Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
research Axillary Hyperpigmentation Treatment: A Systematic Review of the Literature
Topical treatments and lasers can improve axillary hyperpigmentation, but no best method is established yet.
research A retrospective review of hyperaesthetic leucotrichia in horses in the USA
Hyperaesthetic leucotrichia in horses causes painful, recurring skin lesions and hair color changes, especially in Arabian and American paint horses.
research 1927 nm Thulium Laser Successfully Treats PostInflammatory Hyperpigmentation in Skin of Color
The 1927 nm Thulium laser effectively and safely treats postinflammatory hyperpigmentation in darker skin tones.
research A Note on Postinflammatory Hair Darkening
Hair can darken after inflammation and then return to its original color.
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 Intradermal Local Injection of Autologous Cell‐Free Fat Extract for the Treatment of Refractory Postinflammatory Hyperpigmentation
CEFFE injections effectively and safely improve postinflammatory hyperpigmentation.
research Woman with hyperpigmented plaque and alopecia
The treatment didn't work for the woman's hair loss and skin darkening.
research Reversible Hyperpigmentation: A Diagnostic Dilemma
Vitamin B12 deficiency can cause reversible skin darkening.
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 Acne in Dark Skin
Acne in dark skin is influenced by environmental factors and can lead to hyperpigmentation, with various treatment options available.
research Rippled‐pattern trichomatricoma
A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
research Pigmentary Puzzle: A Rare Case of Hyperpigmented Cutaneous Sarcoidosis
Early biopsy is crucial for diagnosing rare skin sarcoidosis, improving treatment.
research Pigmentary mosaicism: An update
Pigmentary mosaicism causes skin color changes and can affect multiple body systems, but has no cure.
research Subclinical speckled perifollicular melanosis of the scalp.
The scalp has a natural speckled pattern of increased pigment around hair follicles, possibly linked to local hormone production.
research Obstetric and Gynecologic Dermatology
A pregnant woman's skin condition improved after giving birth, possibly due to high estrogen levels during pregnancy.
research Nevus Comedonicus (Blaschkoid Variant)
A 14-year-old boy has a skin condition called nevus comedonicus, treated with tretinoin cream.
research Help offered
Using tretinoin and hydroquinone can speed up the fading of skin pigmentation.