Different methods for detection are recognized for different acariasis infections.
From the en.wikipedia.org
Human acariasis with mites can occur in the gastrointestinal tract, lungs, urinary tracts and other organs which not have been well-studied.
From the en.wikipedia.org
For pulmonary acariasis, the presence of mites in sputum is determined by identifying the presence and number of mites in the sputum of patients with respiratory symtomps.