499 results
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Other: • Drug fever ... • Factitious fever ... Occult abscess • Sinusitis ... Diagnosis #Algorithm #causes
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Dissociation Causes ... • Infectious Causes ... , Typhoid fever, ... Non-Infectious Causes ... differential #diagnosis #causes
Serious Bacterial Illness (SBI):
1) UTI and pyelonephritis
Most common cause of SBI
Accounts for 3-8% of uncharacterized fevers
Female
pyelonephritis Most common cause ... uncharacterized fevers ... Pneumonia and sinusitis ... Sinusitis uncommon ... Classification #Fever
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
BPM INFECTIOUS CAUSES ... • Typhoid Fever ... OTHER CAUSES ... There are specific cases ... #differential #causes
IDSA - Conventional Criteria for the Diagnosis of Sinusitis Based on the Presence of at Least
the Diagnosis of Sinusitis ... or anosmia • Fever ... (for acute sinusitis ... • Cough • Fever ... • Fatigue #sinusitis
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
pharyngeal erythema, fever ... pharyngeal erythema, fever ... attack meninges -> Fever ... Sudden onset of fever ... pruritic rash, fever
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Psittacosis, Q fever ... , Typhoid fever, ... , Dengue fever, ... #bradycardia #Causes
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - ... Continuous Fever ... (Step ladder: fever ... or no fever • ... Non-Infectious Causes
Causes of Chronic Pediatric Cough - Differential Diagnosis Algorithm
Poor Growth
 - Non-Specific CXR
Causes of Chronic ... • Chronic Sinusitis ... Diagnosis #Algorithm #Causes
Causes of Headache - Differential Diagnosis Algorithm
Primary: Tension, Migraine, Cluster
Extracranial: Medications, Sinusitis, TMJ disorder, Cervicogenic, Glaucoma,
Causes of Headache ... : Medications, Sinusitis ... Differential #Diagnosis #Causes