13 results
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder ... Axillary nerve injury ... neurovascular injury ... #Dislocation #Anterior ... Orthopedics #Sports #MSK
Causes of acute kidney injury (AKI). AKI is classified into pre-renal, renal, and post-renal causes. Renal
of acute kidney injury ... should be considered ... Acute #Kidney #Injury ... #Differential # ... Causes #Sites #Nephrology
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
J-shape." o Usually anterior ... shoulder dislocation ... Differential diagnosis ... capsuloligamentous injury ... Radiology #diagnosis #msk
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
(Shoulder, Elbow ... rotation) • Anterior ... (most common), Anterior ... of dash board injury ... Affected hip and knee
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Axillary Nerve Shoulder ... Hip Extension S1 Inferior ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... bearing after injury ... injuries - Meniscal injury ... fracture - Patellar dislocation ... #diagnosis #msk
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
to Acute Kidney Injury ... (AKI) What to ... ask/look for: ... #Nephrology #Diagnosis ... Algorithm #Causes #Differential
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
joint dislocation ... GH dislocations ... surgical repair Differential ... Similar injury to ... Radiology #diagnosis #msk
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... Abdominal Reflex L2 Anterior ... Femoral Condyle Knee ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... Neurologic deficit ... Brachial Index (ABI ... Neurologic injuries ... #Injury #msk #clinical