25 results
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
• Typhus, gram-negative ... Causes: • Still's ... disease • Behcet's syndrome ... • Hyper-IgD syndrome ... Brucellosis • Liver or lung
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... Diagnosis: • Non-Infectious ... NMS, serotonin syndrome ... lines, osteo, endocarditis ... (daptomycin in lungs
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... Infective Endocarditis ... but important causes ... antiphospholipid syndrome ... #Infective #Endocarditis
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... • Coagulase-negative ... Septic Emboli Cause ... Treat underlying cause ... #diagnosis #management
Differential Diagnosis for Concurrent Brain and Lung Infections
 • Bacteria: Strep anginosus, Staph aureus, Klebsiella pneumoniae
Concurrent Brain and Lung ... spp, Lemierre syndrome ... phenomena from endocarditis ... ID_fellows #Brain #Lung ... Differential #Diagnosis #causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... and M panel Management ... DDX - Other causes ... : • Nephrotic syndrome ... (Epstein-Barr syndrome
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dogs & latter can cause ... fastidious gram-negative ... bacillus cause ... to meningitis, endocarditis ... dermatology #clinical #photo
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
• Initial Management ... • Syndrome caused ... globules in the lung ... progressive inflammatory infection ... gram positive and negative
Causes of Night Sweats - Differential Diagnosis
 • Malignancy: Lymphoma, Leukemia, Other neoplasm
 • Infections: Human
Causes of Night ... coccidioidomycosis), Lung ... abscess, Endocarditis ... Chronic fatigue syndrome ... Differential #Diagnosis #Causes
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
the majority of infections ... • Gram-negative ... SIow growing, Long ... 13%), Pneumonia, Endocarditis ... infectiousdiseases #diagnosis #management