144 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Drop - Radial Nerve ... Injuries #Anatomy #Differential ... #Diagnosis #MSK ... #Orthopedics
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
Innervation of Muscles Shoulder ... Shoulder Adduction ... Thoracodorsal Nerve ... MuscleGroups #MSK #Orthopedics ... #Neurology #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
Cord Injury by Nerve ... Sensory Motor Reflex ... Flexion Biceps Reflex ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... , T1 (median) Reflexes ... Carpal Tunnel Syndrome ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis
Drop Arm Test - Supraspinatus Tear

The drop arm test evaluates for a supraspinatus muscle tear.
Passively adduct
Passively adduct the shoulder ... to 90 degrees, flex ... Supraspinatus #Tear #Shoulder ... PhysicalExam #clinical #video ... #sports #msk #orthopedics
Hippocratic Shoulder Reduction 
Shoulder reduction is the process of returning the shoulder to its normal position
Hippocratic Shoulder ... Reduction Shoulder ... risk of axillary nerve ... PhysicalExam #Procedure #Orthopedics ... #clinical #video
Freiberg's Test for Piriformis Syndrome

Flex the hip to 90 degrees, internally rotate the hip.
Pain in the
for Piriformis Syndrome ... Flex the hip ... #Piriformis #syndrome ... lumbar #clinical #video ... #msk #sports #orthopedics
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Ill (Oculomotor) Nerve ... IV (Trochlear) Nerve ... One-and-a-half Syndrome ... ophthalmology #neurology #differential ... #diagnosis #ocular
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Pain (Otalgia) - Differential ... Diagnosis Framework ... IX can refer pain ... Temporal arteritis should ... #diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Tumor • Motor Nerves ... Guillain-Barre syndrome ... multiplex, Phrenic nerve ... Weakness #Causes #differential ... #diagnosis #neurology