Vats wedge lung resection on solitary nodule. Results: multiple necrotizing granulomas negative for microorganisms afb & gms. Lymph nodes benign fibroadipose tissue. Tissue being cultured for what?

No cancer . It appears the biopsy suggest an old granulomatous disease in the past. This is usually a benign finding. If culture suggest ptb you may treated with anti tbd meds. Good luck.
Lung biopsy. Looks like they are trying to rule out infection other than tuberculosis, so the culture may have been taken for this reason. You can always call the ordering doc to find out what was ordered.