Laparotomy Large cell carcinoma Laryngectomy Laryngoscopy Lesion Leukocyte Leukocytosis Leukopenia Leukopheresis Leukoplakia Linear accelerator Liver function tests Lobectomy Localized Lumbar puncture Lumpectomy Lymph nodes (also called Lymph Glands) Lymphangiogram (Lymphogram) Lymphatic system Lymphedema Lymphocytes Lymphokine Lytic