14 results
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Differential Diagnosis ... UIP) Usual Interstitial ... Intersitial Pneumonia ... Interstitial Pneumonia ... space Infection
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lung diseases ... interstitial pneumonia ... I-JIP: usual interstitial ... AIP: acute interstitial ... PSS: Sjogren syndrome
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... pneumonia (DIP) ... pneumonia (AIP) ... Churg Strauss syndrome ... ILD #diagnosis #differential
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Differential Bilat ... : Pulmonary edema ... lung disease, interstitial ... diffuse infections ... #Lung #POCUS #clinical
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Atelectasis, ARDS, Pneumonia ... Lung Disease ... UnremarkableLab #AA ... Hypoxia #hypoxemia #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... : • 3 syndromes ... fever, rales, interstitial ... #AIDS #pulmonary
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
Amiodarone Induced Lung ... Direct cytotoxic lung ... respiratory distress syndrome ... (e.g., chronic interstitial ... failure - Infectious
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Bacterial or viral infection ... • Interstitial ... lung disease - ... • Shrinking lung ... #joint #pain #differential
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
salivary ducts Clinical ... pneumonia • Usual ... interstitial pneumonia ... , INC risk PE, Pulmonary ... MALT Lymphoma • Lung
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... remain elevated for up ... Legionnaires disease • Pulmonary ... • Other lung ... • Toxins • Infection