13 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 ... Afferent #Pupillary #Defect ... #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 ... regarding the cause ... Dr. ... #Neurology #Clinical
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
Nephritic syndrome—due ... RBC casts in urine ... but in severe cases ... May be 10 (eg direct ... #Proteinuria #Nephrology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Epidemiology: • 1-2 cases ... Decreased / Absent Reflexes ... feet • Pain: Due ... management #treatment #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Test if patient ... • Vestibulo-ocular ... neudrawlogy and Dr ... Casey Albin MD @ ... #PhysicalExam #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
include a: • Neurologic ... tympanic membrane • Neurologic ... (80% to 90% of cases ... cause unknown) ... Labyrinthitis ○ Epstein-Barr
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Urgent condition due ... - Emergency Causes ... cord • Guillain-Barre ... • Provocative Tests ... #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Incidence: 1 to 2 cases ... depressed deep tendon reflexes ... and sensitive tests ... diagnosis #management #neurology
Retinoblastoma - MRI
 • Most common intra-ocular neoplasm in children.
 • Clinical Presentation: leukocoria (loss of
Most common intra-ocular ... loss of red light reflex ... Epidemiology: most cases ... caused by a germline ... mutation in 15% of cases
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
: • 1400 new cases ... • 75-90% of cases ... Spasticity - Reflexes ... Abnormal in 50% of cases ... diagnosis #management #neurology