8 results
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Approach to Joint ... Arthritis Differential Diagnosis ... noninflammatory Signs ... aureus • Gram-negative ... #MSK #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... for anti-C3d and negative ... Mycoplasma, EBV, HIV ... test #cold # ... hemolytic #anemia #hematology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint ... e.g., congenital hip ... #Joint #Pain #MSK ... #rheumatology # ... #differential #diagnosis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... Disruptions in vascular ... Palpable Rash: - Autoimmune ... Fecal occult blood test ... #physicalexam
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... Framework Approach ... Lack of UMN/LMN signs ... necrotizing myopathy • Autoimmune ... #Differential #Diagnosis
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
Hyperviscosity, - Vascular ... associated with autoimmune ... • TTP, HUS and HIT ... Antiphospholipid syndrome ... hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
and bullous or vesicular ... purpura: strong sign ... retinopathy Lab Tests ... Cryoglobulins • HIV ... #rheumatology #
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Tests: • Measure ... papules and Gottron sign ... ) • Shawl sign ... weakness + atrophy- Hip ... muscle disease/muscular