41 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... Chronicity: • Acute ... ): • Septic joint ... Like in this case ... #Joint #Pain #MSK
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
Acute Joint Pain ... Fracture, Infectious joint ... See inflammatory joint ... VitaminCD #Mnemonic #MSK ... differential #diagnosis #Causes
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Radiology Imaging ... interphalangeal joint ... with joint-space ... appearance, usually joint ... #clinical #Radiology
MCP Cavitation on MRI - Knuckle Cracking
Real-time cine magnetic resonance imaging of the human metacarpalphalangeal joint
metacarpalphalangeal joint ... Note that the joint ... where rapid joint ... Cine #clinical #Joint ... #MSK #Radiology
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
glenohumeral ligament/joint ... outside of the joint ... HAGL) can be a cause ... the defective joint ... #diagnosis #msk
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
function of the DIP joint ... Finger deformity caused ... and tender DIP joint ... Mallet #Finger #Radiology ... #Orthopedics #MSK
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Polyarticular Join ... Articular - Acute ... Infectious #JointPain #MSK ... #Orthopedics #Causes
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Oligoarticular (1-4 joints ... Rheumatic Fever Acute ... Inflammatory #JointPain #MSK ... #Orthopedics #Causes
Pes Anserine Bursitis - MSK Radiology
Imaging Findings:
 • T2-hyperintense fluid-like signal along the medial aspect of
Radiology Imaging ... the level of the joint ... Case description ... 2-cm below the joint ... knee #clinical #mri
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 ... Fever/Chills/Joint ... (28%) - Gm - bacilli ... Reactive Syndrome - Acute ... differential #diagnosis #msk