10 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... #diagnosis #causes ... #culture #negative ... #Endocarditis #InfectiousDiseases
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... cultures remain negative ... but important causes ... factors: - Serology ... differential #workup #infectiousdiseases
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
for a PERIPHERAL cause ... Video by Dr. ... PhysicalExam #Clinical #Video ... #Negative #Neurology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Relative Afferent ... Gunn's pupils or relative ... regarding the cause ... Pupillary #Defect #Neurology ... #Clinical #Video
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
general seizure caused ... and metabolic causes ... alcohol or other sedative ... Pseudoseizures #GrandMal #Classification ... #Diagnosis #Neurology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... contraction force (negative ... #Pharmacology #Classification ... #Classes #pathophysiology
Pisa Syndrome (pleurothotonus) on Physical Exam
A tonic flexion of the trunk of the body to one
Caused commonly ... Pathophysiology: ... PhysicalExam #clinical #neurology ... #posture #video
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
to maintain a negative ... Vaughan Williams Classification ... contraction force (negative ... #Pharmacology #Classification ... #Classes #pathophysiology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
In this case, the ... than 3mm in this case ... smaller in size relative ... anisocoria #clinical #video ... #physicalexam #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
: • 1400 new cases ... monophasic Pathophysiology ... tested and if negative ... • Infectious causes ... diagnosis #management #neurology