| AN | acanthosis nigricans; acne neonatorum; acoustic neuroma; adult, normal; ala nasi; amyl nitrate; aneu... |
|---|---|
| NBM | no bowel movement; normal bone marrow; normal bowel movement; nothing by mouth |
| ND | Doctor of Naturopathy; nasal deformity; natural death; Naval Dispensary; neonatal death; neoplastic ... |
| NHS | Nance-Horan syndrome; National Health Service; National Hospice Study; normal horse serum; normal hu... |
| NLP | no light perception; nodular liquefying panniculitis; normal light perception; normal luteal phase |