Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief 🇵🇭 🇺🇸 - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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diagnosis acth adrenal antibiotic betadglucan cdiff clostridium diarrhea endocrinology falsepositives fungal galactomannan insufficiency management microbiology sensitvity specificity stimulation susceptibility transplant
Summary of Available Tests for Clostridium difficile Infection, in Decreasing Order of Sensitivity • Toxigenic culture
Summary of Available Tests ... amplification tests ... nucleic acid (toxin genes ... #CDiff #laboratory ... #diagnosis #testing
Diarrhea Workup and Management Algorithm in Transplant Patients First Tier Microbiologic-Testing: 1. C. difficile PCR (Stool) 2. CMV qPCR
and Management Algorithm ... C. difficile PCR ... Breath test for ... anti-motility agents ... Transplant #diagnosis #differential
Diagnosis Adrenal Insufficiency - Algorithm Step 1) Screening Test: 6-8AM Cortisol Level - Early morning cortisol levels
Insufficiency - Algorithm ... for AI (but low sensitivity ... require Cosyntropin testing ... Step 3) Differentiate ... Insufficiency #Algorithm
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives 1,3-Beta-D-Glucan • Cell wall component of many fungi
Galactomannan Testing ... the use of this test ... in BAL does not differentiate ... Galactomannan #Fungal #Testing ... FalsePositives #Laboratory
Antibiotic Susceptibility Testing Methods 1) Kirby Bauer Disk Diffusion: disks impregnanted w/ Abx → circular gradient →
Susceptibility Testing ... Gradient diffusion (E test ... concentrations + algorithms ... #Antibiotic #Sensitivity ... #laboratory #microbiology
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