Surgical landmarks for the identification of facial nerve in mastoid surgeries are all except:
Below the processus cochleariformis
Above and posterior to oval window
Medial to short process of incus
Behind the pyramid
(a) Below the processus cochleariformis(Ref. Scott Brown, 6th ed., 1386, 1387)The first genu of facial nerve lies antero-superior to the Processes cochleariformis.
Facial Nerve And Its Disorders