291 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... - Systemic disease ... SLE - Behcet Disease ... #differential #diagnosis ... #msk #physicalexam
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Fluid Analysis Effusion ... , Bacteria) by Disease ... crystals), Gout (negatively ... Septic arthritis #Diagnosis ... Syonvial #Fluid #Effusion
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemorrhagic Pericardial Effusions ... - Differential Diagnosis ... IATROGENIC DISEASE ... may have false negative ... #Differential #Diagnosis
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... Clinical triad ... Differential Diaqnoses ... Pulmonary: pleural effusion ... #diagnosis #management
Patterns of Diseases on MRI FLAIR - Differential Diagnosis
ADEM, Adreno-leukodystrophy, CADASIL, CNS, Lymphoma, High-Grade Glioma, HIV
Patterns of Diseases ... - Differential Diagnosis ... Vessel Ischemic Disease ... #Differential #Diagnosis ... neuroradiology #clinical
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
Pathogenesis and clinical ... • Secondary effusion ... joint with MRI effusion ... pathophysiology #diagnosis ... signs #symptoms #msk
How to Use Point-of-Care Ultrasound to Identify Shoulder Dislocation #Clinical #Diagnosis #POCUS #MSK #POCUS #Shoulder #Dislocation
Point-of-Care Ultrasound ... Shoulder Dislocation #Clinical ... #Diagnosis #POCUS ... #MSK #POCUS #Shoulder
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... “Bamboo Spine” Fusion ... Inflammatory Bowel Disease ... Joint #Disorders #msk ... #Differential #Diagnosis
Knee Effusions - Arthrocentesis Interpretation

Inflammatory arthritis:
 • Color: Yellow-> Green
 • Clarity: Opaque
 • Viscosity: Low
Knee Effusions - ... poor • Culture: Negative ... Good • Culture: Negative ... analysis: • MSU ... Interpretation #diagnosis
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
individual studies Clinical ... , describe clinical ... 100%, then all negative ... proportion of negative ... #calculations #diagnosis