Comparing Menghini-type Needle and Franseen-type Needle in EBUS-TBNA for Sarcoidosis

Inclusion Criteria: * -Any adult patient aged 18 years or older with enlarged mediastinal and/or hilar lymph nodes * (≥10 mm short-axis diameter on a CT scan), suspected as having sarcoidosis based on clinical * history, physical exam, and other investigations, and booked for EBUS-TBNA. Exclusion Criteria: * -Patients that are unable to provide informed consent \- Patients with lymphadenopathy strongly suspected to be secondary to other diseases based on * clinical history, physical exam, and/or other investigations (e.g., lung cancer, lymphoma, * infection).