8 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Myotomes Motor ... aracteristic "claw hand ... regimental badge" anesthesia ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
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
Cord Injury by Nerve ... Spinal Root Sensory Motor ... Flexion None T1 Ulnar ... #differential #diagnosis ... #Neurology #Spine
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
hand function; ... intrinsic motor ... finger through the Ulnar ... #Anatomy #diagnosis ... #neurology #orthopedics
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
saddle (perineal) anesthesia ... damage to peroneal nerve ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Small Bowel Obstruction (SBO) on POCUS

A patient came into our ED with abdominal pain... within 5
Bowel Obstruction (SBO ... hitting the door a diagnosis ... @eabramsMD #SmallBowel ... #Obstruction #SBO ... #Abdominal #Ultrasound
Small Bowel Obstruction on POCUS

This 28yo female with history of Crohn's disease presents with abdominal pain,
presents with abdominal ... Here is her ultrasound ... Surgery for this SBO ... , diagnosed with ... #SBO #SmallBowel
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... • S - Saddle anesthesia ... Differential Diagnosis ... #differential #diagnosis ... #causes #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
/or motor neuropathy ... affects the skin, neurologic ... muscle weakness • Nerves ... multiplex • GI tract: Abdominal ... gut involvement, abdominal