1. Magnetic Resonance Imaging and Magnetic Resonance Myelography in the Presurgical Diagnosis of Lumbar Foraminal Stenosis.

2. Anxiolytics: ; 'minor' tranquillizers agents used in the lowest possible effective dose for the shortest possible time to reduce presurgical anxiety, e.g

3. Ocular hypotensive agents are useful in the treatment of a number of various ocular hypertensive conditions, such as post-surgical and post-laser trabeculectomy ocular hypertensive episodes, glaucoma, and as presurgical adjuncts.

4. Primary gingivoperiosteoplasty according to Millard consists of active presurgical orthopedic treatment with the Latham device at the age of 4 months and surgical covering of the alveolar cleft by local mucoperiosteum flaps at the age of 6 months.