Differences

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--- resources:pulm:interpreting_pfts [2023/12/20 20:02] – [Bronchodilator Response] admin
+++ resources:pulm:interpreting_pfts [2024/03/08 18:32] (current) – [Assessing Restriction] admin
@@ Line 69: / Line 69: @@
     - $ BDR = \frac{FEV1_{postBD} - FEV1_{preBD}}{FEV1_{preBD}}$
     - **NOTE: this differs from ERS/ATS calculation**
+==== Methacholine Challenge ====
+[[https://doi.org/10.1183/13993003.01526-2016 | Source, ERS 2017]]
+===Response Categorization ===
+{{:resources:pulm:methacholine_response.png?900|}}
+=== Testing Protocol ===
+{{:resources:pulm:methacholine_challenge.png?600|}}
 ===== DLCO Severity=====
 === ERS / ATS Definition ===
@@ Line 106: / Line 115: @@
 === GOLD Definition ===
-^ TLC Percent Predicted ^ Severity ^
+  - Required:
+    - FVC <80% predicted
+^TLC Percent Predicted^Severity^
 |>70% | Mild |
 |50%-69% | Moderate |

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