20 results
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
Flexion Biceps ... Middle Finger Elbow ... Hamstring Reflex S1 Lateral ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Jerk - C7, C8 • Biceps ... night palsy" is a common ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Ankle - S1 • Biceps ... dorsum of foot and lateral ... Commonly caused ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... Diagnosis Algorithm ... - Most commonly ... Peripheral lesion - Bilateral ... #Causes #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
(Common): - Labyrinth ... (Uncommon): - ... (TIA): • Lateral ... #differential # ... diagnosis #neurology
Causes of Common Accidental and Non-Accidental Pediatric Fractures - Differential Diagnosis Algorithm
Accidental Trauma
 - Distal Radius
Causes of Common ... Diagnosis Algorithm ... Fibular Fracture - Elbow ... condylar • Lateral ... #Causes #Peds #
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
traumas is most common ... exerted onto the lateral ... remodeling -> Microscopic ... #orthopedics #diagnosis ... #differential #
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
progression: over 1-3d ... Isolated lower, bilateral ... Idiopathic, HSV most common ... CNS inflammatory cause ... Management #Treatment #Neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... fasciculations Common ... Escorial criteria uses ... conditions listed in differential ... #Sclerosis #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... Presbycusis is the most common ... include a: • Neurologic ... #Diagnosis #otology