11 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Anterior Interosseous ... Peripheral Nerve ... to make the OK sign ... physicalexam #msk #sports ... #neurology #orthopedics
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder ... injuries: Axillary nerve ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
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
Shoulder Adduction ... Hip Extension S1 Inferior ... Tibial Nerve Knee ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... Structural damage to nerves ... #Diagnosis #signs ... #symptoms #msk ... #orthopedics #pathophysiology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Cord Syndrome -> Anterior ... #Syndromes #diagnosis ... pathophysiology #signs ... #symptoms #msk ... #orthopedics #neurology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Autonomic symptoms ... Traumatic brain injury ... meningeal irritation signs ... the trigeminal nerve ... ophthalmology #Neurology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
, neuropraxia (anterior ... interosseous nerve ... can't make A-OK sign ... Radiology #XRay #Diagnosis ... #Sports #MSK
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
vertigo (BPPV) - Short-lived ... insufficiency (VBI) - Should ... Occlusion of posterior inferior ... signs or symptoms ... #differential #diagnosis
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
glaucoma: unilateral anterior ... claudication, shoulder ... thrombophilia, neurologic ... signs/symptoms ... postpartum #Diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... 50 years • New headache ... proximal muscles of shoulder ... muscle weakness • Nerves ... of headache, cognitive