Lung Diffusion & Bronchoprovocation Studies

DLCO testing with single-breath technique, test gas composition, analyzers, ATS acceptability/reproducibility, DL/VA interpretation, and bronchoprovocation testing with methacholine and exercise-induced bronchospasm protocols.

ReviewResourcesQuiz
Pulmonary Function Tests (PFT): Lesson 4 - DLCO
Best overview for DLCO interpretation, decreased diffusion capacity, and how DLCO fits into PFT interpretation.
What is a Single Breath Diffusion Capacity Test?
Patient-facing walk-through of the single-breath DLCO maneuver and breath-hold concept.
Taking a DLCO test with the EasyOne Pro
Useful visual companion for DLCO setup, patient coaching, inhalation, breath hold, and exhalation.
The Methacholine Challenge Test: Why and How?
ATS video that pairs well with the methacholine indication, safety, procedure, and positive-response sections.
Exercise Induced Asthma Explained by a Respiratory Therapist
Companion overview for the EIA/EIB portion of the lesson, especially symptoms and exercise-triggered bronchospasm.