{Reference Type}: Case Reports {Title}: Tracheobronchial amyloidosis and multiple myeloma. {Author}: Souza LVS;Souza AS;Marchiori E; {Journal}: J Bras Pneumol {Volume}: 50 {Issue}: 2 {Year}: 2024 May 27 {Factor}: 2.8 {DOI}: 10.36416/1806-3756/e20240080