Lactic dehydrogenase, 35, 69
Lactulose, 285
Lambert-Eaton myasthenic
syndrome, 390
Laparoscopy, 111, 117, 118, 119, 455
Laparotomy, 32, 118, 125, 150, 166, 168,
169, 174, 234
Large bowel obstruction, 119
Laryngeal mask airways, 283–284
Laryngoscopy, 431
Laryngotracheitis, 202, 434
Lateral decubitus position, 281
Lead toxicity, 251
LeFort fractures, 159
Legionella pneumophila,64, 68
Leukocytosis, 115, 436, 528
Lidocaine, 36, 40, 222, 229, 362,
436, 515, 518
Lidocaine digital block, 515
Lightning strike, 485
Limb ischemia, 172
Lime, 477
Lipase, 111, 113, 118
Liquefaction necrosis, 477
Lisinopril, 63
Lithium, 255, 286, 291, 394, 531
Liver, 149, 150, 153, 167, 171
Liver abscess, 116
Liver disease, 108, 285, 309, 310, 311
Long bone fracture, 71
Long QT syndrome, 42
Loop diuretic, 68, 69, 394, 480
Lorazepam, 28, 282, 285, 542
Loss of consciousness, 148
Low voltage complexes, 45
Low voltage electrical injury, 476
Low-grade fever, 69, 109–110, 547
Loxosceles reclusa antivenin, 483
Ludwig angina, 197–198,
200–201, 431
Lumbar puncture, 251, 425, 428
Lunate fractures, 332
Lung disease, 26
Lung neoplasm, 75
Lung squeeze, 481
Lyme disease, 29, 204, 205, 397
Lymph node biopsy, 200
Lymphoma, 190, 200, 316
M
Magnesium, 73
Magnesium citrate, 25
Magnesium inspiratory/expiratory chest
radiographs, 67
Magnesium sulfate, 66, 229, 286, 294
Magnetic resonance imaging (MRI), 27,
107, 111, 117, 164, 174, 175, 190,
193, 204, 333, 365, 370, 385,
389, 428
Malingering, 251, 544, 545, 546
Mallet finger, 335
Mallory-Weiss tear, 308, 309, 311, 313
Mandible fracture, 168
Manic episode, 541, 544
Mannitol, 156, 176, 257, 287, 288, 361,
364, 391, 500
Manual distortion, 109, 118, 125
Marcus Gunn pupil, 504
Marfan syndrome, 64
Marijuana.Seecannabis
Mass lesion, 148, 172, 366
Mastoiditis, 201, 365
McBurney sign, 116, 120, 127
McMurray sign, 126
Meat tenderizer, 32
Meclizine, 360
Median nerve, 334, 336, 337, 339,
342, 343
Mediastinal emphysema, 26
Ménière disease, 385
Meningeal artery disruption, 160
Meningitis, 126, 357, 364, 365,
366, 367, 368, 369,
425, 429
Meningococcemia, 195, 196, 231
Meningoencephalitis, 291, 366,
367, 498
Menopause, 456
Menstrual cycle, 455, 456
Meperidine, 265, 266
Mesenteric ischemia, 105, 111, 123,
311–313, 316
Metabolic acidosis, 106, 170, 225, 254,
259, 260, 261, 282, 283, 396, 485,
529, 530
Metacarpal joints, 335
Metastatic breast cancer, 45, 233Index 563