44 results
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
The Hoffmann's reflex ... test itself involves ... Hoffmanns #Sign #Reflex ... Abnormal #clinical #video ... #neurology #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... Test if patient ... #PhysicalExam #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
lumbar stenosis • Vascular ... • Provocative Tests ... absent anal wink test ... #differential # ... diagnosis #causes #neurology
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
is a clinical syndrome ... abolished tendon reflexes ... (shown in the video ... elevation in the muscular ... #neurology #endocrinology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
of Seizures - Differential ... Tonic-clonic Provoked: • Vascular ... thrombosis, Congenital vascular ... vasoconstriction syndrome ... Algorithm #Causes #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Uncommon): - Vascular ... Wallenberg syndrome ... hemorrhage - Non-vascular ... Central #Causes #differential ... #diagnosis #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... Testing #Causes #differential ... diagnosis #table #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... or minutes with vascular ... or supine roll test ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
alternating light test ... swinging-flashlight test ... the pupillary reflex ... Pupillary #Defect #Neurology ... #Clinical #Video
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Injury (AKI) - Differential ... Abdominal Compartment Syndrome ... Intra-Renal: • Vascular ... Kidney #Injury #Differential ... #Diagnosis #nephrology