19 results
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Pharyngitis - IDSA ... Bacterial • ... #diagnosis #differential ... #causes #bacteria ... #microbiology
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... MICRONODULES - Bacterial ... - Atypical bacterial ... ComputedTomography #Differential ... #Diagnosis #Chest
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Arterial Hypertension ... Malformation • Severe Pneumonia ... Abnormalities • Chest ... #Hypoxia #Differential
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
in HIV-AIDS Bacterial ... /- High res CT chest ... and sputum cx (Bacterial ... #Infections #HIVAIDS ... #workup #diagnosis
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Consolidation: Pyogenic bacterial ... disease: Pyogenic bacterial ... ID_fellows #HIVAIDS ... #differential # ... diagnosis #chestCT
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Atelectasis, ARDS, Pneumonia ... #pulmonary #Hypoxia ... #hypoxemia #differential ... #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Diagnosis Framework ... tuberculosis, Bacterial ... , and fever BACTERIAL ... Infections #HIV #AIDS #pulmonary
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
(CAP) - Diagnosis ... • Pleuritic chest ... (LR + 2.7) • Hypoxia ... or CT Scan Bacterial ... #Pulmonary #Community
Prevalence (Mean Percentage of Positive Specimens) of Various Respiratory Pathogens From Sinus Aspirates in Patients With
Patients With Acute Bacterial ... Streptococcus pneumoniae ... growth #Acute #Bacterial ... #differential # ... diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Diagnosis of Miliary ... - Select Bacteria ... rarely typical pneumonia ... #diagnosis #pulmonary