26 results
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 ... - Differential ... Diagnosis Framework ... Knee Effusion ... diagnosis #msk #
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Fluid Analysis Effusion ... , Septic arthritis ... #Diagnosis #Differential ... Syonvial #Fluid #Effusion ... #Analysis #Table
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
rule out septic arthritis ... ; however, the diagnosis ... #Differential # ... Syonvial #Fluid #Effusion ... #Analysis #Table
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... Diagnosis Algorithm ... “Bamboo Spine” Fusion ... Joint #Disorders #msk ... #Differential #
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... Inflammatory arthritis ... analysis: • MSU ... Singh @rav7ks #Knee ... Interpretation #diagnosis
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Rheumatoid Arthritis ... of hands/feet, knees ... nodules, joint effusions ... narrowing) • Ultrasound ... #diagnosis #management
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... suggested by warmth, effusion ... the morning • Effusion ... Joint #pain #Differential ... #Diagnosis #MSK
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
and Management ... accessible joint effusion ... Painless) Purulent Arthritis ... Distal joints, knees ... #Management #Microbiology
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Excessive IV Mg infusion ... Hypermagnesemia #Differential ... #Diagnosis #High ... #Magnesium #Table ... #Causes #Management
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Fever, Arthralgia/arthritis ... fraction < 20% Differential ... Diaqnoses: • ... Pulmonary: pleural effusion ... #management #treatment