11 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... , C8 (radial) Finger ... , T1 (median) Reflexes ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... Commonly caused ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... region (S2-S4 dermatomes ... #differential # ... diagnosis #causes ... #neurology
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Causes of Apparent ... Metabolism • Reye's Syndrome ... Disturbances Neurologic ... Gastroesophageal Reflux ... #Peds #Pediatrics
Galant Reflex on Physical Exam

The Galant reflex is present at birth and remains until the 2nd
flexion of the inner ... persistent in cases ... #PhysicalExam # ... clinical #video #Neurology ... #Peds #Pediatrics
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Locked-in syndrome ... Casey Albin MD @ ... caseyalbin #PhysicalExam ... #neurology #comatose
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
OD and counting fingers ... The most common causes ... #PhysicalExam # ... clinical #video #ophthalmology ... #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... hours or longer/ ... Reversible course Differential ... the underlying cause ... until cause identified
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... stimulation - Single fiber ... Myasthenia Crises ... immunosuppressants - Meds ... diagnosis #management #neurology