20 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... ) Reflexes: ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
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
Levels Spinal Root Sensory ... Motor Reflex C4 ... L3 Medial Femoral ... #differential #diagnosis ... #Neurology #Spine
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Nerve Palsy on ... sleeping as in this case ... PhysicalExam #clinical #video ... #orthopedics #msk ... #sports #neurology
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
and intrinsic motor ... interosseous nerve (AIN) palsy ... and thumb do not flex ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Weakness without Sensory ... - Differential Diagnosis ... Weakness • Cardio-pulmonary ... Peripheral #Weakness #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Medical Emergency ... Commonly caused ... #neurology #sensory ... #motor #leg #physicalexam
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
grip weakness caused ... #clinical #video ... #neurology #physicalexam ... #msk #orthopedics ... #sports #hand
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Sensory loss below ... bladder and rectal reflex ... Injury #Syndromes #diagnosis ... signs #symptoms #msk ... #orthopedics #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... The median nerve ... Hoffmanns #Sign #Reflex ... Abnormal #clinical #video ... #neurology #PhysicalExam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... /Sensory: • Tone ... Casey Albin MD @ ... #PhysicalExam #neurology ... #comatose #diagnosis