11 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior ... #CVA #Peripheral
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... Hallpike test (posterior ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Mediastinal Mass - Differential Diagnosis
Anterior Mediastinal Mass:
 • Thymus (Thymoma, carcinoma, hyperplasia, cyst)
 • Lymphoma
 •
Mediastinal Mass - Differential ... Diagnosis Anterior ... Tumors • Vascular Mases ... spine lesions (Potts ... #Diagnosis #pulmonary
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Diagnosis: Causes ... D D-lactate (short ... Classically” noted with pulmonary ... sedation, narcotics, CVA ... #Summary #Nephrology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... narrowing on MRA/CTA ... Reversible course Differential ... the underlying cause ... with AEDs until cause
Causes of Ischemic Stroke - Differential Diagnosis Algorithm
Thrombosis - Atherosclerosis, Arterial Dissection, Fibromuscular Dysplasia
 - Large
Causes of Ischemic ... infarction • Pulmonary ... Ischemic #Stroke #CVA ... #Neurology #Differential ... #Causes
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... vertigo (BPPV) - Short-lived ... Occlusion of posterior ... #differential # ... diagnosis #neurology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Cerebral > Splenic, pulmonary ... nodes • Roth’s spots ... Septic Emboli Cause ... Marantic (NTBE) Differential ... Treat underlying cause
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Diagnosis Framework ... Cerebral > Splenic, Pulmonary ... nodes • Roth’s spots ... #Endocarditis #Differential
Dix-Hallpike Maneuver for the Diagnosis of BPPV
The Dix–Hallpike test (Nylen Barany test) is a diagnostic maneuver
used to identify posterior ... But in undefined cases ... nystagmus indicates posterior ... #BPPV #neurology ... #PhysicalExam