Table 2 Surgical and non-surgical etiology of BVCP
From: Etiology and presenting features of vocal cord paralysis: changing trends over the last two decades
Surgical etiology | ||||
|---|---|---|---|---|
|  | First group (n = 43) | Second group (n = 97) | Total (n = 140) | |
Thyroid and parathyroid surgery | Thyroid surgery only | 9 (20.9%) | 22 (22.7%) | 31 (22.1%) |
Parathyroid surgery only | 3 (7%) | 6 (6.2%) | 9 (6.4%) | |
Both thyroid and parathyroid surgery | 4 (9.4%) | 10 (10.3%) | 14 (10%) | |
Sub-total | 16 (37.3%) | 38 (39.2%) | 54 (38.5%) | |
Non-thyroid and parathyroid surgery | Neck dissection | 2 (4.6%) | 4 (4.1%) | 6 (4.3%) |
Esophagectomy and gastric pull up | 2 (4.6%) | 5 (5.1%) | 7 (5%) | |
Carotid endarterectomy | 1 (2.3%) | 2 (2.1%) | 3 (2.1%) | |
Esophageal stent placement | 0 | 3 (3.1%) | 3 (2.1%) | |
Tracheal resection and anastomosis | 1 (2.3%) | 4 (4.1%) | 5 (3.6%) | |
Sub-total | 6 (13.8%) | 18 (18.5%) | 24 (17.2%) | |
Total | 22 (51.2%) | 56 (57.7%) | 78 (55.7%) | |
Non-surgical etiology | ||||
Idiopathic | 5 (11.7%) | 10 (10.3%) | 15 (10.7%) | |
Trauma | 1 (2.3%) | 2 (2.1%) | 3 (2.1%) | |
Intubation | 2 (4.6%0 | 3 (3.1%) | 5 (3.6%) | |
Malignancy | Laryngeal malignancy | 3 (7%) | 7 (7.2%) | 10 (7.1%) |
Thyroid malignancy | 2 (4.6%) | 2 (2.1%) | 4 (2.9%) | |
Esophageal | 2 (4.6%) | 3 (3.1%) | 5 (3.6%) | |
Sub-total | 7 (16.2%) | 12 (12.5%) | 19 (13.6%) | |
CNS pathology | 1 (2.3%) | 3 (3.1%) | 4 (2.9%) | |
Pulmonary tuberculosis | 2 (4.7%) | 3 (3.1%) | 5 (3.6%) | |
Radiotherapy | 3 (7%) | 8 (8.2%) | 11 (7.8%) | |
Total | 21 (48.8%) | 41 (42.3%) | 62 (44.3%) | |