248 results
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Dissociation Causes ... • Infectious Causes ... Viral hemorrhagic ... #differential #diagnosis ... #causes
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... , Typhoid fever, ... Viral hemorrhagic ... #bradycardia #Causes ... #differential #diagnosis
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
BPM INFECTIOUS CAUSES ... • Viral Hemorrhagic ... OTHER CAUSES ... #Dissociation #diagnosis ... #differential #causes
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Noninfectious Causes ... - Intracranial hemorrhage ... Neuroleptic malignant syndrome ... Postmyocardiotomy syndrome ... #Causes #Differential
Dengue Fever - Diagnosis and Management Summary 
Dengue Fever → Dengue Hemorrhagic Fever →Dengue Hemorrhagic Shock
Dengue Fever - Diagnosis ... and Management ... → Dengue Hemorrhagic ... Fever →Dengue Hemorrhagic ... #Diagnosis #Management
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
- Differential Diagnosis ... Diffuse alveolar hemorrhage ... infection/other hemorrhagic ... fevers, Leptospirosis ... #Differential #Diagnosis
Causes of Hyperpyrexia (Temp > 106.7° F) - Differential Diagnosis
 • Heat Stroke
 • Drug-induced: Amphetamines,
Causes of Hyperpyrexia ... - Differential Diagnosis ... • Serotonin syndrome ... • CNS damage: Hemorrhage ... fever
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Non-Infectious Causes ... • Hyper-IgD syndrome ... Leptospirosis • Viral hemorrhagic ... #Differential #Diagnosis
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
and Rash - Diagnostic ... fulminans, Viral hemorrhagic ... ), Vasculitis Nodular ... angiomatosis, Sweet syndrome ... Rash #Febrile #Diagnosis
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... - Differential Diagnosis ... Lemierre's syndrome ... #Differential #Diagnosis ... #causes