31 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... , or other causes ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... for secondary causes ... eosinophilia (common causes ... symptoms (eg, skin ... Differential #diagnosis #hematology
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
inherited bleeding disorder ... Clinical • ... bruising • Skin ... Disease #Diagnosis #Hematology
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
Gangrenosum: Autoimmune disorder ... vasculitis which causes ... ulceration of the skin ... Images #Clinical ... #Photo #Dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... Rarely dominate the clinical ... Polyangiitis #GPA #dermatology ... rash #diagnosis #rheumatology
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
cryoglobulinemia Associated Disorders ... Diagnosis: • + Clinical ... cryoglobulins • Negative causes ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
chronic inflammatory disorder ... Autoinflammatory disorder ... Rule out other causes ... SAPHO #Syndrome #Rheumatology ... diagnosis #management #Dermatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... Cryoglobulins Cause ... Syndrome: • Clinical ... classification #rheumatology
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... Radiology Imaging ... - **MSK rads ... #Radiology #diagnosis ... #msk #rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
ulcerations • Skin ... auricular papules Clinical ... • Skin vasculopathies ... Dermatomyositis #rheumatology ... #dermatology #diagnosis