18 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
blood culture negative ... infective endocarditis ... , these bacteria ... #Causes #differential ... InfectiousDiseases #Microbiology
Septic Arthritis - Pathogens and Clinical Clues

Staphylococcus aureus 
Streptococcal spp. 
Neisseria gonorrhoeae 
Aerobic/Anaerobic 
Gram-negative bacteria 
Brucellosis
Septic Arthritis ... - Pathogens and ... Anaerobic Gram-negative ... bacteria Brucellosis ... #Pathogens #Differential
Typical Clinical Presentations of Septic Arthritis by Pathogen and Joint Involvement

#Diagnosis #Septic #Arthritis #Differential #History #Presentation
by Pathogen and ... Diagnosis #Septic #Arthritis ... #Differential # ... #Presentation #Pathogen ... #Bacteria #Table
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... cultures remain negative ... PCR for specific pathogens ... #BloodCulture #Negative ... #diagnosis #differential
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Native and ... Sources #Causes #Bacteria ... #Etiology #Differential ... #Microbiology # ... Diagnosis #Pathogens
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Responsible for Infective ... #Infective ... #Endocarditis #Bacteria ... #Pathogens #Diagnosis ... #Differential #
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
PMN, Crystals, Bacteria ... crystals), Gout (negatively ... #Diagnosis #Differential ... Effusion #Analysis #Table ... Pseudogout #Septic #Infective
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
Septic Arthritis ... Notes: - Septic Arthritis ... a +ve culture Microbiology ... : - Bacterial infection ... non-gonnococcal pathogen
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Neutropenia - Differential ... Antineoplastic Viral Infection ... • Gram Negative ... Bacteria Increased ... • Rheumatoid Arthritis
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
Bacterial culture ... range of enteric pathogens ... Breath test for bacterial ... above testing negative ... Transplant #diagnosis #differential