21 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... Hypersensitivity pneumonitis ... Pneumonias: • ... lung disease (RB-ILD ... Churg Strauss syndrome
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lung diseases ... PSS: Sjogren syndrome ... ConnectiveTissueDiseases #ILD ... Comparison #Table #Pulmonary ... #Rheumatology #
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... pneumonias (IIPs ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic ... IdiopathicInterstitialPneumonia #ILD
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... : Atelectasis, ARDS ... Disease, Interstitial ... Lung Disease
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Acute Coronary Syndrome ... Thickening/Masses Chest ... Pneumonia • ARDS ... Interstitium ... • ILD • CHF
Lymphocytic interstitial pneumonitis or LIP is uncommon, being seen mainly in patients with autoimmune disease, particularly
Lymphocytic interstitial ... pneumonitis or ... patients with AIDS ... Clinical #Radiology #CTChest ... LymphocyticInterstitialPneumonitis #LIP #ILD
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Respiratory Distress Syndrome ... be present on a chest ... lobar collapse, lung ... : - Mild - ... Criteria #Diagnosis #CriticalCare
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
Amiodarone Induced Lung ... Direct cytotoxic lung ... organizing pneumonia, ARDS ... respiratory distress syndrome ... Exclusion of other ILDs
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pneumonia: • 3 syndromes ... Pneumonia: • Risk ... fever, rales, interstitial ... Infections #HIV #AIDS ... #pulmonary #differential
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
in HIV-AIDS Bacterial ... failure, COPD, Lung ... Lymphocytic or lymphoid interstitial ... pneumonitis, Abacavir ... /- High res CT chest