36 results
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... Weakness with Sensory ... Carpal Tunnel • Ulnar ... #Neurology #Differential ... Diagnosis #Algorithm #Causes
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 ... Flexion Biceps Reflex ... Flexion None T1 Ulnar ... differential #diagnosis #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... , T1 (median) Reflexes ... Myotomes #diagnosis #neurology ... #sensory #motor
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
time, and can cause ... delusions and, in some cases ... present in the video ... PhysicalExam #clinical #video ... #neurology
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
pupillary light reflex ... impaired (loss of sensory ... Optic nerve* (main cause ... #Defect #RAPD #neurology
Vagus Nerve Schwannoma eliciting paroxysmal cough when palpated

The cough reflex is caused by stimulation of vagal
palpated The cough reflex ... is caused by stimulation ... physicalexam #clinical #video ... #neurology #reflex
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for Ulnar ... grip weakness caused ... by ulnar nerve ... Palsy #clinical #video ... #neurology #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Foot drop and sensory ... Commonly caused ... Myotomes #diagnosis #neurology ... #sensory #motor
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
fibres (C8 sensory ... finger through the Ulnar ... nerve, T1 sensory ... and thumb do not flex ... Anatomy #diagnosis #neurology
Brudzinski's Sign in Meningitis

Severe neck stiffness causes the patient's knees and hips to flex when the
neck stiffness causes ... knees and hips to flex ... Meningitis #clinical #video ... #physicalexam #neurology