MAC consists of M avium, Mycobacterium intracellulare, and other species of Mycobacterium that have not been classified. In the past, the separation of M avium from M intracellulare was difficult as it relied on serotyping. Therefore, it was common to refer to them as M avium-intracellulare or MAI.ptimal treatment should begin with clarithromycin (500 mg twice daily) plus ethambutol (approximately 15 mg/kg/day). Rifabutin may be added to this regimen, but the exact rifabutin dosing depends on other concomitant medications that might result in drug interactions.
The noun confidence means a feeling of trust and firm belief in yourself or others.. A person who walks into a room, smiling at everyone and not at all nervous about the speech she's about to give? She has confidence.
Wiktionary(1.00 / 1 vote)Rate this definition: 1  trust(Noun) Confidence in or reliance on some person or quality. 2  trust(Noun) Dependence upon something in the future; hope. 3  trust(Noun) Confidence in the future payment for goods or services supplied; credit. 4  trust(Noun) Trustworthiness, reliability.