A<unk>  is a clinical manifestation of tuberculosis which conglomerates tubercles into a firm lump, and so can mimic cancer tumors of many types in medical imaging studies. Since these are evolutions of primary complex, the<unk> s may contain within caseum or calcifications.
Tuberculoma
Histiocytoma
Atypical pulmonary carcinoid tumour
Mucinous cystadenocarcinoma of the lung
Oncocytoma
Salivary gland–like carcinoma of the lung
Mastocytoma
Pulmonary sclerosing pneumocytoma