31 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... - DDX: - Infection ... bearing after injury ... Infectious Knee ... Disease Post-Infectious
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Pathogenesis and clinical ... Avulsion or shearing injury ... Fractures #msk #diagnosis ... #pathophysiology ... signs #symptoms #orthopedics
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
When considering infections ... C. canimorsus infection ... Capnocytophaga infection ... Indiana University Infectious ... #photo
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
- Differential Diagnosis ... Statins), ETOH Infection ... (Viral- HIV, Influenza ... Dermatomyositis) AKI - Pathophysiology ... #Differential #Diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
diffuse inhalational injury ... Opacities: • Infectious ... Nocardia, zoonotic infections ... , Sarcoidosis, HSP ... pulmonary #CXR #clinical
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
. tuberculosis infections ... for 4.6% of new infections ... • Recent infection ... mycobacterial infection ... unable to limit infection
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
. tuberculosis infections ... for 4.6% of new infections ... • Recent infection ... mycobacterial infection ... unable to limit infection
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
Pathogenesis and clinical ... monoarticular & the knee ... : - Bacterial infection ... SepticArthritis #pathophysiology ... #diagnosis
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Pathogenesis and Clinical ... Findings - Infectious ... respiratory tract infections ... arthritis (especially knees ... #Diagnosis #Signs
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
causing endothelial injury ... Idiopathic • Infections ... : HCV infection, ... HBV infection, ... HIV infection