13 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
negative infective endocarditis ... Tropheryma whipplei, Fungi ... nutritionally variant Strep ... #differential #diagnosis ... #InfectiousDiseases
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
infections are caused ... presentations: • Pulmonary ... Endophthalmitis, Endocarditis ... #Management #treatment ... #fungal #infectiousdiseases
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... bacteria: Viral, Fungal ... lines, osteo, endocarditis ... • Secondary to Treatment ... thrombophlebitis), HAP, Blood stream
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
without other cause ... : 33% • Treatment ... , and CXR with pulmonary ... Reactions #hematology #diagnosis ... #comparison #table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Aeruginosa - Strep ... Prevotella • Fungal ... Lung #Abscess #pulmonary ... #differential #causes
Soil Related Infections - Differential Diagnosis Framework

Mechanism Of Infection:
 • Wound
 • GI: Ingestion, MUD, Contaminated
- Differential Diagnosis ... severe respiratory distress ... cause primary pulmonary ... #differential #diagnosis ... #InfectiousDiseases
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Culture-Negative Infective Endocarditis ... but important causes ... nutritionally variant Strep ... BCNIE Diagnostic ... #workup #infectiousdiseases
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
: • Direct fungal ... arthroconidia; the fungus ... arthritis, and endocarditis ... ) #Mycoses #InfectiousDiseases ... #Fungal #Diagnosis
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Nocardia spp, Strep ... phenomena from endocarditis ... ) • Fungi: Aspergillus ... #Differential #Diagnosis ... #causes #infectiousdiseases
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Nocardia spp, Strep ... phenomena from endocarditis ... ) • Fungi: Aspergillus ... #Differential #Diagnosis ... #causes #infectiousdiseases