18 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... insipidus • Nephrogenic ... administration #Hypernatremia ... Differential #Diagnosis #Causes ... #nephrology #sodium
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Mutism Pathophysiology ... • Gag reflex ... • Cough reflex ... Casey Albin MD @ ... #PhysicalExam #neurology
Galant Reflex on Physical Exam

The Galant reflex is present at birth and remains until the 2nd
Galant Reflex on ... The Galant reflex ... persistent in cases ... clinical #video #Neurology ... #Peds #Pediatrics
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Causes of Apparent ... Disturbances Neurologic ... Gastroesophageal Reflux ... Diagnosis #Algorithm #Causes ... #Peds #Pediatrics
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Commonly caused ... dysaesthesia, neurogenic ... Myotomes #diagnosis #neurology
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
Alzheimer's (99% of cases ... Alzheimer's (1% of cases ... seizure, primitive reflexes ... AlzheimersDisease #Dementia #pathophysiology ... #geriatrics #diagnosis
Anticonvulsants as Mood Stabilizers: Mechanism and Side-effect
Examples: Valproate, Carbamazepine, Lamotrigine
 • Mild anticholinergic effect -> Drowsiness
, asthenia • Neurologic ... Systemic effect -> Nausea ... vomiting, diarrhea, hyponatremia ... #SideEffects #Pathophysiology
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
Passive neck flexion causes ... While the pathophysiology ... an involuntary reflex ... #PhysicalExam #Pediatrics
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
of breath • Neurologic ... • Early death Neutropenic ... Constipation • Nausea ... coma SIADH: • Hyponatremia ... • Nausea, vomiting
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
conditions - Neurogenic ... heat illness → Hypernatremia ... Collapse: • Pathophysiology ... Hyperventilation, Dizziness, Nausea ... differential #diagnosis #causes