13 results
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 #ENodosum
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
shingles) • Herpes ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
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
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
stomatitis • Erythema ... Lichen planus • Lupus ... #Oral #mouth #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 ... Most cases are idiopathic ... Centrifugum #EAC #clinical ... #photo #dermatology ... #skinrash
Secondary Disseminated Syphilis

Case from my residency that @EstradaElJefe helped me publish in JGIM. One important finding
Disseminated Syphilis Case ... important finding here ... #Disseminated #Dermatology ... #Clinical #Photo ... #SkinRash #Alopecia
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
vessicles in this case ... UCSD Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology ... #SkinRash #Herpes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
: • Vascular occlusion ... Associated - SLE ... reactions • Erythema ... Differential #Diagnosis #hematology ... #nonpalpable #dermatology
Subacute Cutaneous Lupus erythematosus (SCLE): Erythematous, warm, plaques in light exposed distribution (also on patient's neck),
Subacute Cutaneous Lupus ... Subacute Cutaneous Lupus ... UCSD Catalog of Clinical ... Images #Clinical ... #Dermatology #SkinRash
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Painful or pruritic erythema ... and/or venous occlusions ... Diagnosis: • + Clinical ... cryoglobulins • Negative causes ... #hematology