10 results
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
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 ... Femoral Nerve Ankle ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
J-shape." o Usually anterior ... Differential diagnosis ... capsuloligamentous injury ... GAGL): "Reverse J sign ... clinical #Radiology #diagnosis
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 ... #SpinalCord #Injury ... NerveRoots #Levels #differential ... #diagnosis #Neurology
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
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... Diagnosis Framework ... Traumatic brain injury ... meningeal irritation signs ... #Neurology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Diagnosis Approach ... when evaluation should ... hypertension and signs ... or acute kidney injury ... renal bruit or signs
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
insufficiency (VBI) - Should ... Occlusion of posterior inferior ... signs or symptoms ... Vertigo #Causes #differential ... #diagnosis #neurology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... site of previous injury ... Trunk, especially anterior ... dermatology #rash #differential ... #diagnosis #skin
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... • Bilateral signs ... , MOG-IgG test should ... #management #neurology ... #differential