58 results
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
Hyperpigmentation Differentials ... the Mnemonic "no skin ... #symptoms #signs ... #dermatology #skin ... #skinrash
Tinea Versicolor: Scaly well demarcated patches caused by fungal skin infection.

Charlie Goldberg, M.D. - UCSD Catalog
demarcated patches caused ... by fungal skin ... Images #Clinical #Photo ... #Dermatology #SkinRash
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... discolorations of skin ... Vascular #Vasculitis #SkinRash ... Diagnosis #Algorithm #causes
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential ... red nodules on shins ... #Reactive #SkinRash ... Diagnosis #Algorithm #causes
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Trunk / Sacral Skin ... Ulcers - Differential ... Trunk #Sacral #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... Ulcers - Differential ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... - Differential ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Urticaria (hives): Skin reaction that occurs in response to cold, food allergies, meds, environmental exposures, stings,
infections
Urticaria (hives): Skin ... with systemic symptoms ... Images #Clinical #Photo ... #Dermatology #SkinRash
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Blastomycosis Skin ... painless, progressive skin ... Blastomycosis- 2 types of skin ... Blastomycosis #SkinRash ... dermatology #clinical #photo
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... of germinative skin ... Causes: 1) Exfoliative ... Basophils/Histamine 4) Skin-homing ... Nikolsky #Algorithm #Differential