37 results
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Abscess, bacteremia ... Causes: • Still's ... • Behcet's syndrome ... • Leptospirosis ... • Malaria • Leptospirosis
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... Diagnosis • Infection ... tuberculosis, Abscess ... Lemierre's syndrome ... carcinoma • Non-infectious
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Abscess: • Head ... Neuroleptic malignant syndrome ... • Sickle Cell disease ... Diagnosis #Algorithm #causes
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Drugs • ICP / Infections ... Endocarditis + Abscess ... Cimetidine Infections ... Babesiosis • Leptospirosis ... differential #diagnosis #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... : • 80% have fever ... Intervention: - Fevers ... #differential #causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Legg-Calve-Perthes disease ... Leg Pain: • Infection ... - HIV - Lyme disease ... pain/swelling - Fever ... lower #extremity #msk
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... NMS, serotonin syndrome ... Source control (abscess ... • Secondary to Treatment ... SJS, DIHS, drug fever
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Pharyngotonsillitis, scarlet fever ... necrophorum - Lemierre’s syndrome ... peritonsillar abscess ... #differential #causes ... #bacteria #microbiology
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Ramsay Hunt syndrome ... Nerve V: • TMJ syndrome ... (caries, abscess ... , weight loss, fever ... differentiate disease
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
common route of infection ... Cardiopulmonary Syndrome ... • Prodrome: fever ... • Autopsy PCR Treatment ... #microbiology #