| Culture medium | 24 hours of culture | 48 hours of culture | 1 week of culture | 2 weeks of culture | 4-6 weeks of culture |
| Blood agar plate | Normal flora | Normal flora | dried out and useless | dried out and useless | dried out and useless |
| Chocolate agar plate | Normal flora | Normal flora | dried out and useless | dried out and useless | dried out and useless |
| MacConkey agar plate | No growth | No growth | dried out and useless | dried out and useless | dried out and useless |
| Lowenstein Jensen agar slant | No growth | No growth | No growth | No growth | Small dry crumbly looking colonies; Did not stain by Gram Stain; Acid-fast positive rods |
| Sabouraud Dextrose agar plate | No growth | No growth | dried out and useless | dried out and useless | dried out and useless |
| BACTEC radiometric broth system | No growth | No growth | No growth | Growth detected. Did not Gram Stain; Acid-fast positive rods | No need to go any further. |