Manual of basic techniques for a health laboratory - libdoc.who.int

376 IndexLabelling (continued)specific reagents 350–368specimens for transport 94Laboratory workers, responsibilities 2Lactophenol cotton blue mountingsolution 359Lamps, microscopes 58–60, 59Lancet flukes (Dicrocoelium spp.) 106,128, 134, 134Lancets 36Larvae (see also Microfilariae) 156–157,158stool specimens 109urine specimens 248Latex agglutination techniques 336,336, 338Lead batteries 14–15Lead poisoning 255, 309Leishman stain 299, 303, 305, 354, 359Leishmaniasis (Leishmania spp.)194–196, 196Lenses, microscopes 53–54, 54Leprosy (Mycobacterium leprae)220–224, 221–223Leukaemia 285, 291, 313Leukocytes 125, 125, 265, 265, 310–314,311–314CSF specimens 255–257, 255–257malaria 180–182number concentration 6, 265, 288–290, 288–292type number fraction 6, 259, 319–320,320urine specimens 240, 242, 242–243Leukocytosis 291Leukopenia 291Liquidsheating precautions 97measurement/dispensing 73–77,73–77Litre, measurement 4–5Liver diseases 306, 307Liver flukes, see FlukesLoa spp. 159–160, 163, 165, 172Loeffler methylene blue 204, 360Lugol iodine 360Lutzomyia longipalpis 194Lymphatic system, filarial worms 159Lymph nodes, aspiration 183–185,184–185Lymphoblasts 313, 314Lymphocytes 311–313, 311–313Lymphocytosis 320Lymphopenia 320Lysis time, blood specimens 297–298,297–298Lysol 84–85Macrocytes 307, 308Macroscopic examination, see DirectexaminationMadura foot, see MycetomaMagnification, microscopes 53–56,54–56Maintenance (see also Repairs)batteries 15burettes 77centrifuges 83incubators 83lead batteries 15microscopes 64–66, 65water-baths 83Malaria (see also Plasmodium spp.) 159,172–182, 178, 291, 309blood cells 312, 313, 320dipstick test 344–346, 345–346Male patients, urogenitalspecimens 197, 207–208,209–210Mammomonogamus laryngeus 205Mancini technique, see RadialimmunodiffusionMansonella spp. 159–160, 163, 163, 165,172Markers, hepatitis B virus 342–343Mass, definition 3, 5May–Grünwald stain 299, 304, 305,354, 360Mean erythrocyte haemoglobinconcentration 285–286Measles 312, 313, 320Measurement (see also Calculations;Number concentrations; Numberfractions) 2–7balances 32, 66–69, 67–69bleeding time 295–296, 295–296blood clotting 297–298, 297–298ESR 292–295, 293–294helminth eggs 126–127liquids 73–77, 73–77lysis time 297–298, 297–298metric system 2–7ocular micrometers 63, 63–64pH, urine 235, 235–236protozoa cysts 123quantities 2–3traditional system 5–7Megakaryocytes 266, 314, 314Meker burners 35Meningitis 255, 259common causes 256CSF examination 197, 260–261,260–261, 263tuberculous 257, 259, 261, 263Meningonema spp. 159Mercurothiolate, see ThiomersalMetagonimus yokogawai 106, 128, 139,139Meters, electricity 16, 16Methylene blue solution 361Metric system 2–7Microcytes 307, 307Microfilariae 159–172, 163, 166,171–172, 249