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

Charlie Goldberg, M.D. - UCSD Catalog
Tinea Versicolor ... demarcated patches caused ... Clinical #Photo #Dermatology ... #SkinRash #Tinea ... #Versicolor #UCSDH
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 ... Giardiasis #Erythema ... Differential #Diagnosis #Dermatology ... #SkinRash
Tinea Versicolor (Pityriasis versicolor) 
NOT a dermatophyte infection 
Caused by saprophytic, lipid-dependent yeasts 
Clinical 
 •
Tinea Versicolor ... (Pityriasis versicolor ... dermatophyte infection Caused ... recalcitrant) #Tinea #Versicolor ... #Dermatology #SkinRash
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... - Causes and Differential ... #Nodosum #Causes ... Differential Diagnosis #Dermatology ... #SkinRash #Clinical
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... : In this case, ... Images #Clinical #Dermatology ... #SkinRash #Erythema
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
lasts <24hrs • Erythema ... nodules on shins • Erythema ... #Reactive #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Erythema Annulare ... EAC), This is erythema ... Most cases are idiopathic ... clinical #photo #dermatology ... #skinrash
Pityriasis Versicolor on Skin Exam

Caused by yeast Malassezia furfur

#Pityriasis #Versicolor #Skin #PhysicalExam #clinical #video #dermatology #Malassezia
Pityriasis Versicolor ... on Skin Exam Caused ... #Pityriasis #Versicolor ... #Skin #PhysicalExam ... furfur #yeast #dermatology
Pityriasis Versicolor on Physical Exam

Caused by dermatophyte Malassezia Furfur

#Pityriasis #Versicolor #PhysicalExam #clinical #video #dermatology #Malassezia #Furfur
Pityriasis Versicolor ... Physical Exam Caused ... #Pityriasis #Versicolor ... #PhysicalExam # ... clinical #video #dermatology
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Well-demarcated erythema ... #Eczematous #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes