Where is a Warthin's tumor found?

A 4-year-old, critically ill child is admitted to the PICU from the ED with respiratory failure due to an exacerbation of asthma not manageable in the ER. The PICU provider takes over the care of the patient and starts continuous bronchodilator therapy and pharmacologic support with cardiovascular monitoring and possible mechanical ventilation support.
What is the E/M code for this encounter?

A 6-French sheath and catheter is placed into the coronary artery and is advanced to the left side of the heart into the ventricle. Ventriculography is performed using power injection of contrast agent. Pressures in the left heart are obtained. The coronary arteries are also selected and imaged.
What CPT code is reported?

A patient who has colon adenocarcinoma undergoes a laparoscopic partial colectomy. The surgeon removes the proximal colon and terminal ileum and reconnects the cut ends of the distal ileum and remaining colon.
What procedure and diagnosis codes are reported?

Which statement regarding lesion excision is TRUE?