38 results
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
Patients First Tier Microbiologic-Testing ... CMV qPCR (Serum/Blood ... pathogens First Tier Microbiologic-Testing ... above testing negative ... Algorithm #Transplant #diagnosis
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
Blood culture contaminants ... Grouped by gram negative ... #Infections #Microbiology ... Differential #Ddx #Diagnosis
Legionnaire's Disease - Extrapulmonary organ involvement: CNS: Mental confusion, encephalopathic, headache. Cardiac: Relative bradycardia. GI: Loose
Cardiac: Relative ... stools, watery diarrhea ... Renal: Microscopic ... insufficiency #Diagnosis
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
, vomiting and diarrhea ... disease ARDS Diagnosis ... manifestations • MAT microscopic ... Leptospirosis #Leptospira #microbiology ... #diagnosis #treatment
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... #differential #diagnosis ... causes #culture #negative ... InfectiousDiseases #Microbiology
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
intracellular gram negative ... pain, hemoptysis, diarrhea ... Diagnosis: ... Chlamydia #psittaci #microbiology ... #diagnosis #management
Acinetobacter baumanii on culture and microscopy
 - MacConkey agar - Lactose Negative
 - gram negative (often
on culture and microscopy ... agar - Lactose Negative ... - gram negative ... violet esp. from blood ... #microbiology #
Chronic Diarrhea - Differential Diagnosis Algorithm
Steatorrhea
 - Maldigestive
    • Pancreatic Insufficiency
 - Primary
Chronic Diarrhea ... - Differential Diagnosis ... (Small Volume/ Bloody ... Cancer • Microscopic ... Lymphoma #Chronic #Diarrhea
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
cases - decr blood ... a +ve culture Microbiology ... SepticArthritis #pathophysiology ... #diagnosis
Capnocytophaga spp on Culture and Blood Smear
Associated w/ dog/human oral flora, can cause bacteremia in immunocompromised
on Culture and Blood ... immunocompromised pts From blood ... anaerobe; narrow Gram negative ... Smear #clinical #microscopy ... #microbiology