17 results
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... Differential Diagnosis Algorithm ... lasts <24hrs • Erythema ... #Reactive #SkinRash ... #dermatology #Differential
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... Streptococcal infection ... Images #Clinical ... #Dermatology #SkinRash ... #Erythema #ENodosum
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Erythema Annulare ... associations with infections ... Centrifugum #EAC #clinical ... #photo #dermatology ... #skinrash
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash ... Differential Diagnosis Algorithm ... foliaceus - Infectious ... Vesiculobullous #SkinRash ... #dermatology #Differential
Necrotizing Fasciitis: Note the extensive edema, erythema, bullae formation, and necrosis in this patient's thigh. At
extensive edema, erythema ... at the site of infection ... Images #Clinical ... #Photo #Dermatology ... #SkinRash #Necrotizing
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... Differential Diagnosis Algorithm ... borders of lips Infectious ... #Pustular #SkinRash ... #dermatology #Differential
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash ... Differential Diagnosis Algorithm ... Well-demarcated erythema ... #Eczematous #SkinRash ... #dermatology #Differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Differential Diagnosis Algorithm ... - Trauma - Infection ... Disseminated gonococcal infection ... #Causes #dermatology ... #physicalexam
Erythema Ab Igne on Physical Exam

Erythema ab igne (EAI) is a skin reaction caused by chronic
Erythema Ab Igne ... #Igne #AbIgne #PhysicalExam ... #clinical #video ... #skin #dermatology ... #rash
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Differential Diagnosis Algorithm ... stomatitis • Erythema ... Herpes simplex infection ... #Oral #mouth #SkinRash ... #dermatology #Differential