Fig. 4From: Selective venous sampling in primary hyperparathyroidism caused by ectopic parathyroid gland: a case report and literature reviewResults of PTH levels (pg/ml) during SVS. SCV: superior caval vein; RIJV: right internal jugular vein; LIJV: left internal jugular vein; RVV: right vertebral vein; LVV: left vertebral vein; RIV: right innominate vein; LIV: left innominate vein; RSTV: right superior thyroid vein; LSTV: left superior thyroid vein; RMTV: right middle thyroid vein; LMTV: left middle thyroid vein; LITV: left inferior thyroid veinBack to article page