BT is a bronchoscopy based procedure that uses radiofrequency (RF) energy (or heat) to reduce the amount of excess airway smooth muscle (ASM) present in the airways and limit its ability to contract and narrow the airway.
Pathology Techniques, Preparation, and the 25ga EBUS Needle Presented by Shantel Hebert-Magee, MD Chapter 1: Difference between Cytology and Histology
Chapter 2: Fixatives vs. Preservatives
Chapter 3: Common Misperceptions
Chapter 4: Cell Block Review
Chapter 5: Where Can Things go Wrong?
Chapter 6: Next Generation Sequencing