150 results
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
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Hyperkalemia • Reduced ... Infections BRASH Syndrome ... • Yellow fever ... Spondylarthropathies Other causes ... differential #diagnosis #causes
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
pharyngeal erythema, fever ... pharyngeal erythema, fever ... bacterial metabolites induce ... Sudden onset of fever ... pruritic rash, fever
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... Lemierre's syndrome ... Brucellosis, Q fever ... vasculitis to cause ... Differential #Diagnosis #causes
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - ... Non-Infectious Causes ... disease • Behcet's syndrome ... • Hyper-IgD syndrome ... receptor-associated periodic syndrome
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
barns and lake houses ... Cardiopulmonary Syndrome ... • Prodrome: fever ... chills, myalgias, nausea ... #microbiology #infectiousdiseases
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Noninfectious Causes ... of Fever CRITICAL ... Neuroleptic malignant syndrome ... Postmyocardiotomy syndrome ... #Causes #Differential
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
ID Approach to Fever ... Desquamative: Scarlet fever ... Viral hemorrhagic fevers ... angiomatosis, Sweet syndrome ... Algorithm #Schema #InfectiousDiseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pneumonia: • 3 syndromes ... • Risk: Can produce ... of a "flu-like syndrome ... factor • May cause ... differential #diagnosis #infectiousdiseases
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Diagnosis Algorithm Syndrome ... • Nephrotic syndrome ... • Reduced GFR ... Diagnosis #Algorithm #Causes