19 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... antibiotics as a cause ... of a negative culture ... Differential #Diagnosis #InfectiousDiseases
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... #culture #negative ... #Endocarditis #InfectiousDiseases ... #Microbiology #
Etiology of community acquired empyema determined by 16S rRNA sequencing. MRSA=meticillin resistant Staphylococcus aureus; MSSA=meticillin sensitive
al #Empyema #Pathogens ... #Microbiology # ... InfectiousDisease ... #Causes #Bacterial ... #Causes #Differential
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
Psittacosis Pathogen ... intracellular gram negative ... Chlamydia #psittaci #microbiology ... management #treatment #infectiousdiseases
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
Hantavirus Pathogen ... barns and lake houses ... chills, myalgias, nausea ... management #treatment #microbiology ... #infectiousdiseases
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
Management Summary Pathogen ... intracellular parasite ... • Anorexia, Nausea ... management #treatment #microbiology ... #infectiousdiseases
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
Capnocytophaga Pathogen ... infections • Gram-negative ... fusiform gram-negative ... Capnocytophaga #canimorsus #microbiology ... #zoonotic #infectiousdiseases
Neurocysticercosis (NCC) Summary
Pathogen: Larval stage of Taenia solium
Infection: Ingesting undercooked pork containing cysticerci in muscle tissue.
(NCC) Summary Pathogen ... Degenerative: Parasite ... calcifications cause ... #infectiousdiseases ... solium #management #microbiology
Visceral Leishmaniasis - Diagnosis and Management Summary
Species: Leishmania donovani, Leishmania infantum, Leishmania chagasi
Where: South Asia, East
antigen-specific CD4 ... Weight Loss • Can cause ... management #treatment #infectiousdiseases ... #microbiology
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... cultures remain negative ... but important causes ... PCR for specific pathogens ... differential #workup #infectiousdiseases