11 results
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
Some sort of end ... , - Lachman, - Varus ... + Lachman or + Varus ... #MSK #Sports #pathophysiology ... classification #diagnosis
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
has pathologic varus ... a chronic ACL tear ... #Injury #ACLTear ... #PhysicalExam #Sports ... #Ortho #msk
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
has pathologic varus ... a chronic ACL tear ... #Injury #ACLTear ... #PhysicalExam #Sports ... cruciate #ligament #msk
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Diagnosis Framework ... Chikungunya - Herpes virus ... fracture - Patellar dislocation ... #diagnosis #msk
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
in the lunate ("tea ... , median nerve injury ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... lachmans, posterior drawers ... internal rotation and varus ... >> LINK TO ACL TEARS ... #Injury #msk #clinical
McMurray's Test for Meniscal Tear on Knee Examination

With the patient lying supine, the examiner palpates the
on Knee Examination ... while applying a varus ... indicate a meniscal injury ... #physicalexam #msk ... #orthopedics #sports
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
with a capsule tear ... dislocation WITHOUT ... Differential diagnosis ... capsuloligamentous injury ... #msk
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... ○ Epstein-Barr virus ... Herpes simplex virus ... Herpes zoster virus
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... , MOG-IgG test should ... zoster, West Nile virus ... Herpes simplex virus ... management #neurology #differential