308 results
Tinea Versicolor: Scaly well demarcated patches caused by fungal skin infection.

Charlie Goldberg, M.D. - UCSD Catalog
demarcated patches caused ... by fungal skin ... Goldberg, M.D. - UCSD ... #Dermatology #SkinRash ... Tinea #Versicolor #UCSDH
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Eosinophilia and Systemic Signs ... (DRESS Syndrome ... medication (in this case ... #Dermatology #SkinRash ... #DRESS #Syndrome
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Eosinophilia and Systemic Signs ... (DRESS Syndrome ... medication (in this case ... #Dermatology #SkinRash ... #DRESS #Syndrome
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... Algorithm Painful ... ) • Behcet's syndrome ... Ulcers #ulcerative #skinrash ... #Algorithm #causes
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... #Differential #Diagnosis ... #Dermatology #SkinRash
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... - Differential Diagnosis ... Algorithm Neoplastic ... Ulcers #ulcerative #skinrash ... #Algorithm #causes
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Trunk / Sacral Skin ... - Differential Diagnosis ... Algorithm Neoplastic ... Trunk #Sacral #SkinRash ... #Algorithm #causes
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential Diagnosis ... Algorithm - Petechiae ... Vascular #Vasculitis #SkinRash ... #Algorithm #causes
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
the Mnemonic "no skin ... dermatology-mnemonics-6011359#5 #diagnosis ... differential #symptoms #signs ... #dermatology #skin ... #skinrash
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
vessicles in this case ... superimposed bacterial skin ... Goldberg, M.D. - UCSD ... #Dermatology #SkinRash ... Herpes #Zoster #V1 #UCSDH