Nail Diseases
Key Wordsnail diseases, nail psoriasis, nail lichen planus, fungal nail infection, onychomycosis, leukonychia, nail ridging, nail splitting, nail dystrophy, spoon nails, acute paronychia, nail tinea, subungual hematoma, Beau lines …
Infestations and Bites
Key Wordspediculosis, scabies, Lyme disease, creeping eruption, leishmaniasis, erythema migrans, cat-scratch, bacillary angiomatosis, allergic reaction, myiasis, swimmer’s itch, seabather’s eruption, black fever Scabies Human scabies is a highly contagious…
Light-Related Diseases and Disorders of Pigmentation
Key Wordspigmentation, café-au-lait macules, erythema ab igne, melasma, lentigo, vitiligo, pityriasis alba, hydroa, sun damage, porphyrias, polymorphous light eruption Photobiology Sunlight has profound effects on the skin and is…
Superficial Fungal Infections
Key Wordstinea, ringworm, candidiasis, Candida balanitis, vulvovaginitis, vaginosis, Pityrosporum folliculitis, moniliasis, pitted keratolysis, intertrigo, oral candidiasis Dermatophyte Fungal Infections These dermatophytes include a group of fungi (ringworm) that under…
Hair Diseases
Key Wordshair loss, alopecia, baldness, hirsutism, polycystic ovary syndrome, anagen effluvium, loose anagen hair syndrome, trichotillomania, follicular degeneration syndrome, lupus, lichen planopilaris, pseudopelade, folliculitis decalvans, acne keloid, trichomycosis Physicians…
Vascular Tumors and Malformations
Key Wordsvascular tumors, cherry angioma, scleroderma, angiokeratoma, venous lake, pyogenic granuloma, Kaposi sarcoma, telangiectasia, infantile hemangioma, bacillary angiomatosis, lymphangioma circumscriptum, nevus flammeus, port-wine stain, Kasabach–Merritt syndrome Congenital Vascular Lesions…
Cutaneous Manifestations of Internal Disease
Key Wordsinternal disease, necrobiosis lipoidica, granuloma annulare, acanthosis nigricans, xanthomas, dyslipoproteinemia, neurofibromatosis, tuberous sclerosis, multiple hamartoma syndrome, renal carcinoma, diabetes mellitus, erythematous plaques, xanthelasma, plane xanthomas, hyperlipoproteinemia Certain cutaneous…
Warts, Herpes Simplex, and Other Viral Infections
Key Wordswarts, subungual, periungual, molluscum contagiosum, herpeticum, debridement, varicella, chickenpox, postherpetic neuralgia, herpes simplex Warts Warts are benign epidermal neoplasms that are caused by human papillomaviruses (HPVs), which are…
Vesicular and Bullous Diseases
Blisters Vesicles and bullae are the primary lesions in many diseases. Some are of short duration and are quite characteristic, such as those in poison ivy and herpes zoster. In…
Exanthems and Drug Eruptions
Key Wordsacneiform, drug eruptions, exfoliative erythroderma, lichenoid, erythematosus-like drug eruption, vasculitis, exanthems, measles, Kawasaki, enterovirus, roseola, rubella, scarlet fever, toxic shock syndrome, echovirus, coxsackievirus The word exanthem means a…
