11 results
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Afferent Pupillary Defect ... pupillary light reflex ... Optic nerve* (main cause ... neuritis due to MS ... #RAPD #neurology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Afferent Pupillary Defect ... the pupillary reflex ... very sensitive diagnostic ... regarding the cause ... #Neurology #Clinical
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... Decreased / Absent Reflexes ... Diagnosis: • ... #Syndrome #diagnosis ... #neurology
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 • Guillain-Barre ... • Provocative Tests ... axial T1 and T2 Treatment ... #causes #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... include a: • Neurologic ... cause unknown) ... Noise trauma ○ MS ... Labyrinthitis ○ Epstein-Barr
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... depressed deep tendon reflexes ... and sensitive tests ... and cauda equina TREATMENT ... #management #neurology
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
14%), in which case ... DDX: • Epstein-Barr ... Viral hepatitis Diagnosis ... ) Treatment: ... Syndrome #HIV #diagnosis
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
myasthenia Diagnosis ... Bedside: ice pack test ... /Edrophonium test ... Myasthenia #Gravis #diagnosis ... #management #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Spasticity - Reflexes ... negative, MOG-IgG test ... • Infectious causes ... Transverse Myelitis Treatment ... #management #neurology
COVID-19 - A Seattle Intensivist's One-Page Cheat-Sheet on COVID-19 v2.7 Updated March 26 2020

(v2.7) incorporating newer
v2.3) updated to reflect ... 31 • First US case ... emergency 2020-3-12 Diagnosis ... COVID19 #Cheatsheet #Diagnosis ... GrepMed Recommended Text