ENT DRAINAGE POINT

 DRAINAGE points:

 1. Nasolacrimal duct : Inferior meatus

 2. Maxillary / frontal / anterior / ethmoidal : Middle meatus

 3. Posterior ethmoid : Superior meatus

 4 Sphenoid : Sphenoethmoidal recess

 5.Dacryocystorhinostomy (DCR) : Middle meatus