13 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... CXR +/- High res CT ... chest scan), CBC ... Urine Histo Ag, Respiratory ... diagnosis #evaluation #differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Wall Elasticity (flail ... chest) • Low ... : Atelectasis, ARDS ... Hypoxia #hypoxemia #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... CT Lung Abscess ... Abscess Differential ... #Abscess #pulmonary
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... : Clinical Cheat ... leading to increased pulmonary ... consistent with pulmonary ... be detected on CT
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
week of a known clinical ... consistent with pulmonary ... be present on a chest ... computed tomographic (CT ... lobar collapse, lung
Kussmaul Breathing in Lactic Acidosis
Acute non-cardiopulmonary dyspnoea. 70 ys, DM, vomiting and URQ abdominal pain since
On CT scan, abdominal ... abscess. ... originates in the chest ... #Respirations #Clinical ... #Respiratory
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
Crazy Paving on Chest ... pna, pulm hge, ARDS ... Crazy #Paving #Sign ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Count: Any CD4 ... • CT: Halo sign ... Infections #HIV #AIDS ... #pulmonary #differential
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... blood cells in the lung ... failure or ARDS ... infiltrates on chest ... scattered crackles, chest
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Advanced HIV (CD4 ... Disease: Clinical ... • Dyspnea, • Chest ... Imaging, high res CT ... NTM #Infections #differential