22 results
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
Occupational Exposure: Pet ... non-productive cough, chest ... antibody test • PCR ... first line of treatment ... #infectiousdiseases
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Chest Pain - Diagnosis ... and Workup Algorithm ... life-threatening causes ... Initial workup: • EKG ... , LET, lipase, PT
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
flip-flopping in the chest ... exam • 12-lead ECG ... Valvular disease (e.g ... Flag Symptoms: • Chest ... #Palpitations #Cardiology
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
Chest Pain / ACS ... Algorithm that ... physical activity - Nausea ... - History - EKG ... #cardiology #Angina
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... of PCN allergy ... until the chest ... • Vasculitis (e.g ... #differential #causes
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Treat underlying cause ... Treat underlying cause ... #management #cardiology ... #algorithm
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... cardioversion • If known SVT ... nodal agents (e.g ... #management #cardiology ... #algorithm
The algorithm below shows how pre-test probability could be combined with various criteria to determine which
short course of treatment ... probably much higher (e.g ... provide empiric treatment ... awaiting an HSV PCR ... would cause harm
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... heart disease Causes ... 300 = NSVT EKG ... more intensive treatment ... #differential #cardiology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
muscles: “myasthenic crises ... Miller Fischer and PCB ... Serologic and EMG ... Imaging - CT Chest ... Myasthenia Crises