110 results
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... the commonest cause ... Loss of Corneal Reflex ... #Bells #Palsy #Neurology ... #Signs #Symptoms
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
treated to relieve symptoms ... time, and can cause ... delusions and, in some cases ... One of the first symptoms ... clinical #video #neurology
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
Sensory Motor Reflex ... Flexion Biceps Reflex ... Brachioradialis Reflex ... Flexion None T1 Ulnar ... differential #diagnosis #Neurology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
nephrolithiasis • Symptoms ... proteinuria, RBC casts ... → Refer to Nephrology ... cystoscopy • Refer ... cause not identified
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 ... Erb's Palsy is caused ... Myotomes #diagnosis #neurology
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... Carpal Tunnel • Ulnar ... Weakness #Sensory #Neurology ... Diagnosis #Algorithm #Causes
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... vomiting, auditory symptoms ... symptoms/signs, ... Dizziness #Vertigo #Neurology ... Diagnosis #Algorithm #Causes
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
varied clinical symptoms ... There are several symptoms ... abolished tendon reflexes ... hammer, caused ... clinical #video #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Causes of Hyporeflexia ... Deep coma (any cause ... Hyperreflexia #Testing #Causes ... diagnosis #table #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... with vascular causes ... positional episodes caused ... No auditory symptoms ... Long symptom-free