116 results
Miliary Tuberculosis 
Hematogenous dissemination of Mycobacterium tuberculosis 
Clinical: 
 • Failure to thrive 
 • Fever
to thrive • Fever ... and joints • Liver ... Tuberculosis #TB #Pulmonary ... #InfectiousDiseases
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... , Typhoid fever, ... , Dengue fever, ... #bradycardia #Causes ... differential #diagnosis #infectiousdiseases
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
deep breathing Pulmonary ... Causes of Tachypnea ... Tachypnea: • Pulmonary ... • Temperature/FEVER ... Differential #Diagnosis #pulmonary
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Noninfectious Causes ... of Fever CRITICAL ... infarction - Pulmonary ... Transfusion reaction - Pulmonary ... Noninfectious #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
760 mm Hg at sea level ... lung diseases, pulmonary ... asthma, COPD, pulmonary ... shunting (eg, pulmonary ... Differential #Diagnosis #pulmonary
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
most likely to cause ... pulmonary infection ... It can also cause ... Reported cases associated ... #differential #infectiousdiseases
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Pregnancy • Fever ... Heart Disease Pulmonary ... • Rheumatic Fever ... cardiomyopathy • Pulmonary ... Diagnosis #Algorithm #causes
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... and other non-pulmonary ... Pulmonary hemorrhage ... with low oxygen level ... Consolidation #Causes
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
barns and lake houses ... • Prodrome: fever ... chills, myalgias, nausea ... #microbiology #infectiousdiseases
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Uncommon Causes ... - Low-grade fever ... insufficiency, fever ... Any opioid can cause ... #edema #causes