10 results
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Lachman test in ... HTO) to correct his ... #Lachmans #test ... Ortho #anterior #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 ... sensation distal to the ... Brucellosis - Viruses: HIV ... #diagnosis #msk
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
knee in ~20-30 ... degrees of flexion, hip ... The test is positive ... Injury #Anterior #Cruciate ... #physicalexam #msk
Posterolateral Corner (PLC) Injury - Posterolateral Drawer Test
Injury to the posterolateral corner (PLC) is difficult to
is difficult to diagnose ... context of complex knee ... and posterior cruciate ... #Orthopedics #Knee ... #Posterior #msk
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
Posterior Cruciate ... with the knee in ... knee in neutral ... #PCL #Injury #MSK ... classification #diagnosis
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
cruciate ligament ... Differential Diagnosis ... ganglion cyst (cruciate ... #degeneration #knee ... #msk
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
nociceptors -> Pain with rest ... motion (relieved by rest ... knee hip and L/ ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... Noise trauma ○ MS ... zoster virus ○ HIV ... #Diagnosis #otology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
present both at rest ... e.g., congenital hip ... #Joint #Pain #MSK ... approach #workup #differential ... #diagnosis #arthritis
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
bouts of HTN Diagnostic ... Transverse Myelitis Diagnosis ... negative, MOG-IgG test ... Transverse #Myelitis #diagnosis ... management #neurology #differential