8 results
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
immunofluorescence, PCR ... MICRONODULES - Bacterial ... Patterns #Pulmonary #Lung ... ComputedTomography #Differential ... #Diagnosis #Chest
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... hypertension; PCH ... ; CLD, chronic lung ... #Diagnosis #Peds ... Hypertension #Workup #Algorithm
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
• CD4 < 200: PCP ... failure, COPD, Lung ... Fungal, AFB), TB PCR ... sputum, PCP DFA ... HIVAIDS #workup #diagnosis
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
C. difficile PCR ... Norovirus PCR (Stool ... consider multiplex PCR ... #Transplant #diagnosis ... #differential
Acute Diarrhea - Differential Diagnosis Framework
1)  Diagnostic studies only for dysentery, severe disease, >7 days
2)
Acute Diarrhea - Differential ... disease, >7 days 2) PCR ... Astrovirus • Bacterial ... Acute #Diarrhea #Differential ... NonInfectious #Algorithm
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... lesions • 80% with lung ... Infectious: • Bacterial ... Lesions #Brain #differential ... #diagnosis #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Clindamycin in case of PCN ... Pathogens: • Aerobic Bacteria ... • Anaerobic Bacteria ... Abscess Differential
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
Diagnostic approach ... Chest X-ray - Lung ... Nasopharyngeal PCR ... - CBC with differential ... iBookCC #COVID19 #algorithm