87 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... unidirectonal nystagmus ... symptoms/signs, ... bidirectional nystagmus ... #Algorithm #Causes
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... Convergence retraction nystagmus ... "setting sun" sign ... Dorsal midbrain and ... #neurology #diagnosis
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
One and a Half Syndrome ... An APD was noted ... the hospital, diagnosed ... #video #ophthalmology ... #neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... in size (micro and ... (Many causes!) ... • Epilepsy • Psychiatric ... #diagnosis #neurology
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Artery occlusion) Clinical ... Findings: • Nausea ... vomiting/vertigo/nystagmus ... #Wallenbergs #neurology ... #diagnosis
Selective Serotonin Reuptake Inhibitors: Mechanisms and Side Effects
 • Serotonin Syndrome:
   - Autonomic Hyperactivity:
Inhibitors: Mechanisms and ... • Serotonin Syndrome ... Dizziness - Nausea ... #SideEffects #Psychiatry ... #Diagnosis #Signs
Confabulation
What? Honest Lie.  
No incoming sensory information + Filling of the blanks with different information
Diseases: Korsakoff Syndrome ... Disease, Anton's Syndrome ... Cortical Blindness, Psychiatric ... #differential #diagnosis ... #causes #neurology
Clinical Manifestations of Serotonin Syndrome
 • Ophthalmologic: Mydriasis, Ocular clonus (slow horizontal movements)
 • Gastrointestinal: Diarrhea,
Clinical Manifestations ... of Serotonin Syndrome ... • Ophthalmologic ... Cardiovascular and ... #diagnosis
Serotonin-Norepinephrine Reuptake Inhibitors(SNRIs): Mechanisms and Side Effects

Withdrawal: Dizziness, Diarrhea, Insomnia, Nausea, Vomiting
Serotonin Syndrome - Potentially Life
SNRIs): Mechanisms and ... Vomiting Serotonin Syndrome ... gain Incr NE: Nausea ... #SideEffects #Psychiatry ... #Diagnosis #Signs
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Differential Diagnosis ... osmolarity If cause ... investigations depending on clinical ... context and signs ... #nephrology #causes