91 results
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... of Facial Nerve ... the commonest cause ... Loss of Corneal Reflex ... #Bells #Palsy #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
Respiration None C5 Radial ... L2 Anterior Medial ... L3 Medial Femoral ... Extension None L4 Medial ... differential #diagnosis #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... Erb's Palsy is caused ... palsy" is a common cause ... Dislocation - May cause ... Myotomes #diagnosis #neurology
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
Orbicularis Reflex ... time, and can cause ... delusions and, in some cases ... trigeminal and facial ... clinical #video #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Sparing = Central cause ... @AnnKumfer #Facial ... Diagnosis #Algorithm #Causes ... #neurology #sparing
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... Sub-Cortical (Corona radiata ... Consciousness • Cranial ... #Hemiplegia #Neurology ... Diagnosis #Algorithm #Causes
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
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
proteinuria, RBC casts ... → Refer to Nephrology ... cystoscopy • Refer ... to Nephrology if ... cause not identified
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... • Peroneal • Radial ... Weakness #Sensory #Neurology ... Diagnosis #Algorithm #Causes
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
myringitis • Cranial ... infections Cranial ... nerve IX can refer ... Gastroesophageal reflux ... gastroesophageal reflux