27 results
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Locked-in syndrome ... • Vestibulo-ocular ... Casey Albin MD @ ... caseyalbin #PhysicalExam ... #neurology #comatose
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior
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 ... perineum, and posterior ... • Provocative Tests ... absent anal wink test ... #neurology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
alternating light test ... the pupillary reflex ... regarding the cause ... Pupillary #Defect #Neurology ... Pupils #MacrusGunn #PhysicalExam
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... the lesion Posterior ... involved) - Tendon reflex ... in deep tendon reflexes ... involved & the posterior
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
is a clinical syndrome ... abolished tendon reflexes ... hammer, caused ... Hypothyroidism #PhysicalExam ... clinical #video #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
ulceration • Ocular ... skin injury) • Neurologic ... Positive pathergy test ... is a skin prick test ... #diagnosis #management
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... the underlying cause ... with AEDs until cause ... #diagnosis #management ... #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... Bedside: ice pack test ... /Edrophonium test ... Gravis #diagnosis #management ... #neurology