What is a recommended method for obtaining a sputum sample?

The recommended method for obtaining a sputum sample involves having the patient take several deep breaths followed by a forceful cough. This approach is effective because it helps to clear secretions from the lungs and airways, allowing for a more concentrated sample that is representative of the respiratory system.

When a patient takes deep breaths, it can help expand the lungs and move mucus closer to the throat. The subsequent forceful cough is crucial as it encourages the expulsion of mucus. This process increases the likelihood of collecting a quality specimen for diagnostic testing, which is important for identifying infections or other respiratory conditions.

Other options may not yield an adequate sputum sample. For instance, simply instructing the patient to drink plenty of water can aid in thinning secretions but does not address the method necessary to collect the sample effectively. Remaining quiet and breathing normally does not facilitate the expulsion of mucus, nor does a smooth breathing technique promote the necessary cough to produce sputum. Therefore, the specified method of deep breaths followed by a forceful cough is essential for obtaining a satisfactory sputum sample for analysis.