30 results
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
Diarrhea Workup and Management ... C. difficile PCR ... Norovirus PCR (Stool ... consider multiplex PCR ... Transplant #diagnosis #differential
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
• CD4 < 200: PCP ... Fungal, AFB), TB PCR ... sputum, PCP DFA ... Infectious Diseases ... diagnosis #evaluation #differential
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Drug-associated, PCH ... , Drugs, Liver Disease ... #Hemolysis #Differential ... #Diagnosis #hematology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Gastroenteritis → Invasive disease ... Gastroenteritis) • PCR ... culture (Invasive disease ... Monocytogenes #diagnosis #management ... infectiousdiseases #treatment #microbiology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
Gastroenteritis → Invasive disease ... Gastroenteritis) • PCR ... culture (Invasive disease ... Monocytogenes #diagnosis #management ... infectiousdiseases #treatment #microbiology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Hypoxia-driven: Cardiac/pulmonary ... disease, Smoking ... Polycythemia #Vera #PV #Differential ... Diagnosis #Algorithm #hematology
Chagas Disease (American trypanosomiasis) - Diagnosis and Management Summary
Acute Chagas Disease (8-12 weeks):
 • Mild: Malaise,
Diagnosis and Management ... PCR is gold standard ... PCR not useful for ... trypanosomiasis #Diagnosis #Management ... #Microbiology #
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... fraction < 20% Differential ... hepatitis • Pulmonary ... #diagnosis #management ... #treatment #rheumatology
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Diagnosis and Management ... Culture & GS, PCR ... Treatment: • Severe Disease ... Streptomycin • Moderate Disease ... infectiousdiseases #microbiology
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
result of air space disease ... interstitial lung disease ... bronchiolitis, PCP ... Diagnosis #Radiology #Pulmonary ... #GroundGlass #Differential