11 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
, infective endocarditis ... relapsing fever, acute ... , Lassa fever, acute ... abscess, visceral ... mononucleosis, infective endocarditis
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
pneumonia • Acute ... • Acute bacterial ... Causes: • Still's ... Brucellosis • Liver ... endocarditis Non-Infectious
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Microbial Etiology of Acute ... peritonsillar abscess ... Herpes simplex virus ... #differential #causes ... #bacteria #microbiology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Renal Failure • Liver ... Neoplastic / Hematologic ... • Malignancy Infectious ... • Endocarditis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
SLE) - Viral infections ... deficiency • Liver ... - APLS • Acute ... Infectious Purpura ... • Bacterial endocarditis
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... devices (CIED) Non-Infectious ... Hypercoagulable (APLAS) Microbiology ... Culture (+): Acute ... Septic Emboli Cause
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
Pyogenic liver abscess ... Common bacterial causes ... Pseudomonas Sources of infection ... contiguous focus of infection ... artery (e.g., endocarditis
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Infectious: • Pre-existing ... Hypercoagulable (APLAS) Microbiology ... Culture Positive: • Acute ... Treat underlying cause ... Diagnosis #cardiology #infectiousdiseases
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
the time course (acute ... MONOARTHRITIS • Acute ... weeks) Can Be Caused ... • Bacterial endocarditis ... Diagnosis #MSK #rheumatology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Hematologic malignancy ... (elevations of liver ... diagnosis • Microbiologic ... differential #diagnosis #infectiousdiseases