26 results
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
Orthopedic Dislocations ... and Hip) - Diagnosis ... Affected hip and knee ... axis of femur #Orthopedics ... #Hip #Diagnosis
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... - Light-near dissociation ... setting sun sign" - Vascular ... #diagnosis #pineal ... #neurology
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 ... Gluteal Nerve Knee ... Tibial Nerve Knee ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential Diagnosis ... Trauma to Vessel (dislocation ... Marfan's Syndrome ... #Differential #Diagnosis ... #Algorithm #Orthopedics
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... • Light-near dissociation ... setting sun" sign • Vascular ... neudrawlogy #Parinauds #syndrome ... #neurology #diagnosis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Seronegative Reactive Syndrome ... fracture - Patellar dislocation ... #differential #diagnosis ... #msk #physicalexam
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... Neurologic deficit ... Neurologic injuries ... Compartment syndrome ... /orthopedic consult
Costoclavicular Maneuver for Thoracic Outlet Syndrome

To perform the Costoclavicular Maneuver, draw the patient's shoulders inferiorly and
Thoracic Outlet Syndrome ... the patient's shoulders ... #Shoulder #PhysicalExam ... #sports #msk #orthopedics ... #vascular
VON-CHOP Mnemonic for Orthopedic Emergencies
V - Vascular compromise (eg ischemic leg)
O - Open fracture
N - Neurological
VON-CHOP Mnemonic for Orthopedic ... Emergencies V - Vascular ... - Compartment syndrome ... H - Hip dislocation ... #Emergencies #diagnosis
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... stopping walking (vascular ... #neurology #sensory ... #motor #leg #physicalexam