36 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 ... Loss of sensation distal ... diagnosis #msk #
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
1 week MH/CCF ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
... laboratory tests ... Alzheimer - 1st cause ... body dementia - Visual ... Dementia - 2nd cause ... MNCD #Dementia #Differential
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Osgood-Schlatter Disease - MSK ... signal of the distal ... tibial tuberosity Differential ... Schlatter #Disease #Knee ... #diagnosis #msk
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
articulate with the distal ... repair MH/CCF ... #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... associated injuries: distal ... 1 week MH/CCF ... #Orthopedics #Sports ... #MSK
Pes Anserine Bursitis - MSK Radiology
Imaging Findings:
 • T2-hyperintense fluid-like signal along the medial aspect of
Anserine Bursitis - MSK ... aspect of the knee ... Case description ... Differential diagnosis ... #diagnosis #msk
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
most common causes ... more than one cause ... carcinomatosis, HF ... 3) Optional tests ... Jcortesizaguirr #Ascites #workup
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Finger deformity caused ... extensor tendon distal ... 1 week MH/CCF ... #XRay #Diagnosis ... #Orthopedics #MSK
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... Differential diagnosis ... paralysis but spares ...  West Nile virus ... paralysis but spares