Deep nasopharyngeal swabs have been validated as a viable alternative to trans-tracheal wash or bronchial-alveolar lavage in cases of bovine respiratory disease and are superior to nasal swabs especially for Mycoplasma bovis.1,2 The technique is simple and safe to perform and is very reliable.
Bovine Respiratory Disease Sampling Guidelines (Nasopharyngeal Swabs)
Download CL-Res 11 Use of Deep Nasopharyngeal Swabs