32 results
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Pain - Differential ... Polyarticular Join Pain ... rash) • Primary HIV ... #JointPain #MSK ... #Differential #
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Fever/Chills/Joint ... pain/Night sweats ... Weight loss - DDX ... Brucellosis - Viruses: HIV ... #diagnosis #msk
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain ... - Differential ... Genitourinary Infection ... • Rheumatic Fever ... Inflammatory #JointPain #MSK
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... • Rheumatic fever ... Parvovirus B19 • HIV ... Joint #pain #Differential ... #Diagnosis #MSK
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Clinical triad ... : Fever, Arthralgia ... /arthritis, Skin ... Diaqnoses: • Infectious ... Coxsackie, CMV, EBV, HIV
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
: • HIV • Recent ... • DM DDX: ... characteristic features Clinical ... : • Fever • Weight ... : • HIV-infected
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... : • Infection: ... Herpes zoster - HIV ... /swelling - Fever ... lower #extremity #msk
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Calcium oxalate Infectious ... Acute or chronic infections ... e.g., congenital hip ... #MSK #rheumatology ... approach #workup #differential
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
: • HIV • Recent ... • DM DDX: ... characteristic features Clinical ... : • Fever • Weight ... : • HIV-infected
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... , weight loss, fever ... Cervical spine arthritis ... To Narrow Down Ddx ... disease processes