26 results
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
investigations abnormal ... clinical context and signs ... , HIV serology, ... Differential #Diagnosis #nephrology ... #causes
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... this specific case ... #Reflex #Positive ... #Abnormal #clinical ... #video #neurology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... / Symptoms / Complications ... leg reflexes) ... #MSK #pathophysiology
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
mutations - Down syndrome ... chromosome 21) Signs ... / Symptoms / Complications ... seizure, primitive reflexes ... AlzheimersDisease #Dementia #pathophysiology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Locked-in syndrome ... • Mutism Pathophysiology ... • Examine for signs ... Casey Albin MD @ ... #PhysicalExam #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... bladder and rectal reflex ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics #neurology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
life threatening complications ... wasting from other causes ... suggests extra-renal causes ... consumption • Low/Normal ... differential #potassium #nephrology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
involvement: Intractable nausea ... Other brainstem syndromes ... pain • Extra-CNS complications ... Manifestations #diagnosis #neurology ... #symptoms #signs
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 ... cord infarct • HIV ... wink test - reflex ... differential #diagnosis #causes ... #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... syphilis, and HIV ... involved) - Tendon reflex ... in deep tendon reflexes ... differential #diagnosis #neurology