8 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Skin Conditions ... • Cholesterol emboli ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
- Differential ... • Nephrotic Syndrome ... Malignancy - Antiphospholipid ... other causes of purpura ... pathophysiology #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... - PNH - APLS ... Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
surfaces of the joints ... reticularis Differential ... • Goodpasture syndrome ... #dermatology #rash ... #diagnosis #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... : - ITP - APLS ... - Cholesterol embolism ... deficiency Work ... #Causes #dermatology
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
Skin necrosis • Purpura ... HUS and HIT • Antiphospholipid ... syndrome • Warfarin-induced ... #rheumatology # ... hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
or as primary condition ... , mucositis • Rash ... , joint & gut involvement ... Thrombosis and arterial ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... vesicular eruption - Joints ... mucositis - Rash ... - Thrombosis ... #diagnosis #rheumatology