15 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Seronegative Reactive Syndrome ... Effusions: - Hematologic ... #differential #diagnosis ... #msk #physicalexam
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... for anti-C3d and negative ... Test: Donath-Landsteiner ... test #cold # ... hemolytic #anemia #hematology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
meningitis), MCC CNS symptoms ... Positive pathergy test ... is a skin prick test ... #signs #symptoms ... #rheumatology #
Eichhoff's Test in de Quervain's Tenosynovitis

1) Patient makes a fist with fingers wrapped around the thumb
2)
Eichhoff's Test ... reproduction of patient's symptoms ... clinical #video #physicalexam ... #sports #msk #orthopedics ... #rheumatology #
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
Cryofibrinogenemia Symptoms ... levels >1g/L • Negative ... Antiphospholipid syndrome ... #rheumatology # ... hematology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
affected areas and if negative ... blockers had the best ... #Rheumatology # ... diagnosis #management ... #Dermatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... present both at rest ... #Joint #Pain #MSK ... #rheumatology # ... #differential #diagnosis
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
clinically suspected, tests ... SLE-SSc-AlM overlap syndromes ... Negative association ... erythematosus #diagnosis ... #rheumatology #
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Arthritis Differential Diagnosis ... constitutional symptoms ... aureus • Gram-negative ... #Differential #Diagnosis ... #MSK #rheumatology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
adults in the west ... with no early symptoms ... phenomenon CLL Diagnosis ... • Richter’s Syndrome ... workup #oncology #hematology