Pulmonary Arterial Hypertension as an Unusual Presentation of Angioimmunoblastic T-Cell Lymphoma: A Case Report

This case highlights the diagnostic challenge posed by atypical manifestations of AITL, such as PAH. The effective response to chemotherapy in this patient emphasizes the potential for conventional treatment regimens in managing rare presentations of AITL. This report contributes to the limited literature on AITL with PAH and underscores the importance of considering AITL in differential diagnoses for patients presenting with PAH.