11 results
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Edema - Congestive ... Cardiac Failure ... #CXR #XRay #ChestCT ... #Differential # ... Diagnosis
Pulmonary Hypertension Groups - WHO Classification
Group I - Vascular remodeling of pulmonary arteries
 • Idiopathic, HIV,
arteries • Idiopathic ... III - Chronic lung ... dyspnea, fatigue, or chest ... dyspnea, fatigue, chest ... Classification #diagnosis
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential ... Diagnosis Framework ... edema (most common ... shunting (eg, atrial ... #Diagnosis #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Edema, Atelectasis ... , Obstructive Lung ... Gradient #alveolar #arterial ... #hypoxemia #differential ... #diagnosis
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
appearances of pulmonary ... edema; ARDS, Metastatic ... Actinomyces spp., NHL; Lung ... #diseases #differential ... #diagnosis #chestCT
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Differential Diagnosis ... blood cells in the lung ... acute respiratory failure ... infiltrates on chest ... #differential #diagnosis
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
embolism, Pulm edema ... , heart failure, ... COPD, Lung cancer ... /- High res CT chest ... HIVAIDS #workup #diagnosis
Selected causes of acute respiratory failure in adults. 
 - Airway disorders 
 - Pulmonary edema
edema - Unclear ... - Parenchymal lung ... disorders - Chest ... #Differential # ... #Diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... in the adjacent lung ... CT) • Broncho-arterial ... #differential # ... diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
(DAH) & renal failure ... anti-GBM) Other tests ... : • CT chest to ... sparing of the lung ... typically seen on chest