Bilateral recurrent laryngeal nerve palsy is seen in -
High-Yield Explanation
Causes of bilateral recurrent laryngeal nerve palsy are:
Idiopathic
Post thyroid surgery
Thyroid malignancy
Carcinoma of cervical part of esophagus
Cervical Lymphadenopathy.
NOTE:
Peripheral neuritis causes high vagal palsy which leads to both superior as well as recurrent laryngeal nerve palsy i.e. bilateral complete palsy.