12 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... meningitis), MCC CNS symptoms ... and diplopia) • Vascular ... management #signs #symptoms ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
and bullous or vesicular ... Presentation - Systemic Symptoms ... retinopathy Lab Tests ... Cryoglobulins • HIV ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... pulse deficits vascular ... of shoulder and hip ... • Progressive symptoms ... Differential #Diagnosis #Rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Cold Agglutinin Syndrome ... Mycoplasma, EBV, HIV ... • Diagnostic Test ... hemolytic #anemia #hematology
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
eosinophilia and systemic symptoms ... Churg-Strauss syndrome ... polyangiitis, HSP ... diseases, collagen vascular ... Hand #skinrash #dermatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... e.g., congenital hip ... osteopetrosis, avascular ... #Joint #Pain #MSK ... #rheumatology #
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
Cryofibrinogenemia Symptoms ... Hyperviscosity, - Vascular ... malignancies, vasculitis ... Antiphospholipid syndrome ... #hematology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Hematological: - HIT ... • Nephrotic Syndrome ... 19 - PNH - Vasculitis ... pathophysiology #hematology ... differential #diagnosis #vascular
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
• Disorders of vascular ... cascade is intact - test ... von Willebrand syndrome ... integrity == • Vasculitis ... Differential #Diagnosis #Hematology