Correct!
4. 1 and 3

Chiropractic neck manipulation is a rare, but well-documented, cause of diaphragm paralysis (1-3). Orthopnea along with dyspnea on exertion are probably the most common complaints after diaphragm paralysis (1-3). He had a sniff test performed which is shown in Figure 3.

Figure 3. Video of patient’s sniff test. To view Figure 3 in a separate enlarged window click here. (Not the patient’s actual sniff test which was similar. The image was taken from Reference 4.)

Which of the following are true regarding a sniff test  in a patient with right hemidiaphragm paralysis? (Click on the correct answer to be directed to the fifth of seven pages)

1. The right hemidiaphragm moves cranially during the sniff.
2. A normal sniff test shows both hemidiaphragms moving cranially.
3. The left hemidiaphragm moves caudally during the sniff.
4. 1 and 3
5. All of the above

Home/Critical Care