9 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #HINTS
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 ... Campylobacter jejuni - HIV ... #diagnosis #management ... #treatment #neurology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... with previously stable ... Neurologic disorders ... dysautonomia, and Guillain-Barre ... #Hypertension #Workup
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 infarct • HIV ... Tethered 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 ... and sensitive tests ... #diagnosis #management ... #neurology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... deficiency Work ... Fecal occult blood test ... • Serology for ... #dermatology #physicalexam
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Framework and Management ... Summary Causes ... Infection - Viral (HIV ... #causes #treatment ... #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
reabsorption) Workup ... Cortisol+ACTH stim test ... only if no clear cause ... Elimination (see Table ... Treatment #potassium #nephrology
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Neurologic deficit ... Neurologic injuries ... nerve injury (25%) TEST ... Check hip and ankle ... WORK UP: obtain