54 results
Selective Serotonin Reuptake Inhibitors: Mechanisms and Side Effects
 • Serotonin Syndrome:
   - Autonomic Hyperactivity:
• Serotonin Syndrome ... SSRI Withdrawal Syndrome ... Dizziness - Nausea ... Serotonin #Inhibitors #Pathophysiology ... #Pharmacology #
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Mechanisms - Tumor ... lysis syndrome ... High #Magnesium #Table ... #Causes #Management
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Gerstmann Syndrome ... patient is still able ... to copy Causes ... : Stroke (main cause ... Brain Injury, Tumor
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
dissociation) • Pharmacologic ... Midbrain (Parinaud's Syndrome ... ): • Tumor • ... • Botulism Pharmacologic ... Diagnosis #Algorithm #Causes
Serotonin-Norepinephrine Reuptake Inhibitors(SNRIs): Mechanisms and Side Effects

Withdrawal: Dizziness, Diarrhea, Insomnia, Nausea, Vomiting
Serotonin Syndrome - Potentially Life
Diarrhea, Insomnia, Nausea ... Vomiting Serotonin Syndrome ... gain Incr NE: Nausea ... SerotoninNorepinephrine #Inhibitors #Pathophysiology ... #Pharmacology #
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Lysis Syndrome ... Leukostasis: • Pathophysiology ... high WBC count cause ... hyperviscosity syndrome ... • Pathophysiology
Refeeding Syndrome Overview

What Is It?
	• Electrolyte/fluid shifts caused by initiation of nutrition in severely malnourished patient.
Electrolyte/fluid shifts caused ... changes and may cause ... severe clinical ... • Tumor-induced ... Differential #Diagnosis #Pathophysiology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... • Extrinsic Causes ... - Abscess - Tumor ... • Intrinsic Causes ... infarction which can be caused
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Myelitis, Trauma, Tumor ... Guillain-Barre syndrome ... heavy metals), Critical ... Lambert Eaton Syndrome
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... Diplopia TIER 1-CRITICAL ... , Orbital apex syndrome ... URGENT: Brainstem tumor ... Miller-Fisher syndrome