17 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a peripheral cause ... cause of AVS. ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... may be present Central ... Hallpike test (posterior ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Diagnosis Framework ... If Altered Mental ... SAH, tumor • Posterior ... no neurological cause ... #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
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
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... Reversible course Differential ... the underlying cause ... with AEDs until cause ... #management #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... the lesion Posterior ... dysfunction Central ... syndromes #lesions #differential ... #diagnosis #neurology
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 ... Interpretation #Diagnosis ... #Summary #Nephrology
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... intensity at onset, posterior ... thrombophilia, neurologic ... postpartum #Diagnosis ... Dangerous #Deadly #Differential
Causes of Syncope - Differential Diagnosis Algorithm
Cardiac - Arrhythmia:
 • Tachyarrhythmia
 • Bradyarrhythmia
 • Supraventricular Tachycardia
Causes of Syncope ... - Differential ... Cardiomyopathy • Pulmonary ... • Medications Central ... Defecation #Syncope #Neurology