19 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... pneumonia (COP), Respiratory ... lung disease (RB-ILD ... #Lung #Diseases ... #ILD #diagnosis
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Cystic Lung Disease ... Syndrome, Lymphocytic Interstitial ... , Desquamative Interstitial ... nickmmark #Cystic #Lung ... #diagnosis #causes
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
• Diffuse Interstitial ... edema; ARDS, Metastatic ... disease, Pulmonary ... Actinomyces spp., NHL; Lung ... #diagnosis #chestCT
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... leading to increased pulmonary ... consistent with pulmonary ... detected on CT or CXR ... Summary #CheatSheet #Diagnosis
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... : Interstitial lung ... diseases, pulmonary ... bypassing the lungs ... #Differential #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... : Atelectasis, ARDS ... Disease, Interstitial ... Lung Disease ... #differential #diagnosis
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... lung disease comes ... lung disease and ... seen and in many cases ... #Pulmonary #CXR
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... sliding: Pulmonary ... edema, ARDS, interstitial ... lung disease, interstitial ... NOT definitively diagnose
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: ... acute cardiac disease ... ischemic changes CXR ... Etiology: • Acute respiratory ... distress syndrome (ARDS
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Lymphocytic or lymphoid interstitial ... Urine Histo Ag, Respiratory ... Infectious Diseases ... HIVAIDS #workup #diagnosis