cell carcinoma – large granular lymphocyte – laryngectomy – laser surgery – laser therapy – LCIS – LDH – lectin – leflunomide – leiomyoma – leiomyosarcoma – lentinan – lepirudin – leptomeningeal – leptomeningeal cancer – leptomeningeal metastases – leridistim – lerisetron – Leser-Trélat – letrozole – leucovorin – leukapheresis – leukemia – leukocyte – leukopenia – leukoplakia – leuprorelin – leuvectin – levamisole – levocarnitine – levofloxacin – LGD1069 – LH-RH – Lhermitte's sign – Li-Fraumeni syndrome – liarozole – ligation – light-emitting diode therapy – lignan – limb perfusion – limited-stage small cell lung cancer – linac – liothyronine sodium – lipophilic – liposarcoma – liposomal – lisofylline – Hepatocellular carcinoma (liver cancer) – liver metastases – liver scan – LMB-1 immunotoxin – LMB-2 immunotoxin – LMB-7 immunotoxin – LMB-9 immunotoxin – lobaplatin – lobectomy – lobradimil – lobular carcinoma in situ – lobule – local cancer – local therapy – localized gallbladder cancer – locally advanced cancer – lometrexol – lomustine – lonafarnib – loop electrosurgical excision procedure – loop excision – loperamide hydrochloride – losoxantrone – low-grade lymphoma – lower GI series – LU 79553 – LU-103793 – lubricant – lumbar puncture – lumpectomy – lung metastases – lurtotecan – luteinizing hormone-releasing hormone – luteinizing hormone-releasing hormone agonist – lutetium texaphyrin – LY231514 – LY293111 – LY317615 – LY335979 – LY353381 hydrochloride – lycopene – lymph gland – lymph node – lymph node dissection – lymph node drainage – lymph node mapping – lymph vessel – lymphadenectomy – lymphadenopathy – lymphangiogram – lymphangiography – lymphangiosarcoma – lymphatic fluid – lymphatic mapping – lymphatic system – lymphatic vessel – lymphedema – lymphoblast – lymphocyte – lymphocytic – lymphocytic leukemia – lymphoepithelioma – lymphography – lymphoid – lymphokine-activated killer cell – lymphoma – lymphomatoid granulomatosis – lymphoproliferative disorder – lymphosarcoma – lymphoscintigraphy – Lynch syndrome – lysis – lysosome – lytic – lytic lesion M M protein – macroglobulinemia – macrophage – mafosfamide – MAGE-3 – magnetic resonance imaging – magnetic resonance perfusion imaging – magnetic resonance spectroscopic imaging – magnetic-targeted carrier – maintenance therapy – malabsorption syndrome – malignancy – malignant – malignant ascites – malignant fibrous cytoma – malignant fibrous histiocytoma – malignant meningioma – malignant mesothelioma – malignant mixed Müllerian tumor – malignant peripheral nerve sheath tumor – malondialdehyde – MALT lymphoma – mammary – mammogram – mammography – Mammotome – mantle field – marimastat