14 results
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... Pain • Viral ... #JointPain #MSK ... #Orthopedics #Causes
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... Differential Diagnosis Algorithm ... within 1 month of infection ... #Disorders #msk ... monoarthritis #monoarticular
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Pain - Differential ... Monoarticular ... Genitourinary Infection ... Inflammatory #JointPain #MSK ... #Orthopedics #Causes
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Pain - Diagnostic ... Involved: Monoarticular ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... Testing Algorithm ... evaluation or workup ... 1,500 cells/µL Workup ... #diagnosis #hematology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Mechanical/degenerative disorders ... weeks) Can Be Caused ... #Diagnosis #MSK ... #rheumatology # ... Monoarticular #Monoarthritis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Pain History ... Calcium oxalate Infectious ... Acute or chronic infections ... #Pain #MSK #rheumatology ... #approach #workup
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
chronic inflammatory disorder ... Autoinflammatory disorder ... lesions + Rheumatic pain ... Rule out other causes ... such as infectious
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Fever/Chills/Joint ... pain/Night sweats ... Knee #Effusions #causes ... differential #diagnosis #msk
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Vasculitis - Collagen disorders ... lesions • Severe pain ... deficiency Work ... #Causes #dermatology