Infantile-Onset Pulmonary Alveolar Proteinosis-Hypogammaglobulinemia, is also known as oas1-related infantile-onset pulmonary alveolar proteinosis-hypogammaglobulinemia. An important gene associated with Infantile-Onset Pulmonary Alveolar Proteinosis-Hypogammaglobulinemia is OAS1 (2'-5'-Oligoadenylate Synthetase 1).