23 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
acute rheumatic fever ... infection. ... #rheumatology # ... approach #workup ... #differential #
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Pain - Differential ... Diagnosis Algorithm ... Genitourinary Infection ... • Rheumatic Fever ... • Rheumatic Fever
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... parvovirus B19 infection ... parvovirus B19 infection ... • Rheumatic fever ... #rashes #differential
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
an accessible joint ... typically part of the workup ... syndrome: • Fever ... oligoarthritis • Distal joints ... #Microbiology #InfectiousDiseases
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Hyperthyroidism Fever ... • Rheumatic fever ... SLE, Rheumatic fever ... • New murmur, fever ... #pain #differential
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... Diagnosis Algorithm ... inclusions - If infection ... bartonella (oroya fever ... #workup #hematology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Fever/Chills/Joint ... Acute rheumatic fever ... Effusions: - Hematologic ... Osteochondroma Hematologic
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... • Rheumatic fever ... streptococci (rheumatic fever ... #pain #Differential ... Diagnosis #MSK #rheumatology
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
History - Clues to Infectious ... Rabies, cat scratch fever ... Commercial sex worker ... HPI #Interview #InfectiousDiseases ... #Infections #differential
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria - Differential ... Diagnosis Algorithm ... • Exercise • Fever ... HSP • Post-infectious ... #Proteinuria #Nephrology