41 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Causes of Hyporeflexia ... stroke, Acute spinal ... Delayed finding in spinal ... diagnosis #table #neurology
Upper Versus Lower Motor Neuron Findings

Denervation near the target muscle fibers (lower motor neuron disease) results
Versus Lower Motor Neuron ... fibers (lower motor neuron ... efferent limb of spinal ... reflexes, resulting ... Diagnosis #Table #Neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... pathway and the spinal ... the patient to relax ... Hoffmanns #Sign #Reflex ... clinical #video #neurology
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Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... • Extrinsic Causes ... involved) - Tendon reflex ... in deep tendon reflexes ... differential #diagnosis #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Differential Diagnosis Algorithm ... Disease Motor Neuron ... Neuropathy • Spinal ... #Causes
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 ... bulbocavernosus reflex ... wink test - reflex ... differential #diagnosis #causes ... #neurology
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
neurotransmitter cause ... & LMN lesions cause ... This lesion causes ... positive Babinski reflex ... type of lesion causes
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis Algorithm ... Helbert Rondon, MD @NephroMD ... #differential #algorithm ... #causes #nephrology
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Differential Diagnosis Algorithm ... Gastro-Esophageal Reflux ... Disorder • Spinal ... Differential #Diagnosis #Algorithm ... #causes
Lazarus Reflex on Physical Exam

The Lazarus sign is a reflex movement observed in brain-dead or brainstem
Lazarus Reflex on ... Lazarus sign is a reflex ... by a spinal reflex ... reported in some cases ... clinical #video #neurology
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