12 results
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
Positive Lachman test ... causes the knee to buckle ... #Lachmans #test ... cruciate #ligament #msk
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
AIHA, Transfusion reactions ... Hemoglobin Defects: Sickle ... Laboratory Tests
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Spondyloarthritis: - Reactive ... - Seronegative Reactive ... Poststreptococcal reactive ... anticoagulant therapy - Sickle ... differential #diagnosis #msk
Central Nervous System Pharmacology - Somatic and Autonomic Receptors
Somatic
 • Rocuronium -> Non-depolarizing (reversible competitive inhibitors)
Neostigmine - blocks action ... Parasympathetic “Rest ... Amy Chung, MD, MSc
MCP Cavitation on MRI - Knuckle Cracking
Real-time cine magnetic resonance imaging of the human metacarpalphalangeal joint
Cavitation on MRI - Knuckle ... joint undergoing traction ... Then, as traction ... Cavitation #MRI #Knuckle ... clinical #Joint #MSK
Sulcus Sign Test - Inferior Glenohumeral Instability

To test inferior glenohumeral stability place traction on the humerus
Sulcus Sign Test ... Instability To test ... stability place traction ... #Sulcus #Sign #Test ... video #sports #msk
Intraarticular Chondroma - MSK Radiology
Imaging Findings:
 • Subtle soft-tissue infrapatellar mass seen obscuring Hoffa's fat pad.
Intraarticular Chondroma - MSK ... • Best diagnostic ... • Surgical resection ... Radiology #diagnosis #msk
Finger Fracture on POCUS 

50yo female presents with 5th finger pain after her dog pulled on
the following best ... there was high pre-test ... perform single post-reduction ... clinical #ultrasound #MSK
RICE: Mechanism of Action
Rest (weight bearing or stressful motion discontinued)
Ice (applied to injury)
Compression (wrap applied to
: Mechanism of Action ... Rest (weight bearing ... pathophysiology #mechanism #MSK
Sulcus Sign - Inferior Glenohumeral Instability

To test inferior glenohumeral stability place traction on the humerus with
Instability To test ... stability place traction ... video #sports #msk