Robotic transoral vestibular parathyroidectomy: Two case reports and review of literature

Table 1 Characteristics and surgical results of the patients

Case	Age	Sex	BMI(kg/m2)	Etiology	Preop. PTH (pq/mL)	Intraop. PTH(pq/mL)	Blood loss (mL)	Op. time (min)	Conversion to open	Hospital stay (d)	Final diagnose
1	37	F	35.3	PHPT	161	6.9	50	205	Yes	1	Right inferior parathyroid adenoma (15 mm × 10 mm × 8 mm)
2	38	M	32.4	PHPT	97	21	40	196	Yes	1	Left inferior parathyroid adenoma (18 mm × 12 mm × 10 mm)
3	43	F	26.6	PHPT	815	33	20	162	None	1	Left inferior parathyroid adenoma (32 mm × 13 mm × 7 mm)
4	66	F	27.5	PHPT	281	70	20	176	None	1	Left inferior parathyroid adenoma (18 mm × 12 mm × 10 mm)

F: Female; M: Male; PHPT: Primary hyperparathyroidism; PTH: Parathyroid hormone.