Potassium, 181, 182in electrolyte imbalances, 55, 56, 62in metabolic alkalosis, 66replacement <strong>of</strong>, 56Pralidoxime, 238Prealbumin, in enteral feeding, 16Prednisone, 220, 269Preeclampsia, 288Pregnancyacute fatty liver <strong>of</strong>, 285amniotic fluid embolism in, 286asthma in, 287eclampsia in, 288iron overdose during, 232physiologic adaptations to, 289preeclampsia in, 288pulmonary edema in, 289pyelonephritis in, 290respiratory failure associated with, 107Pregnant patientsmanagement <strong>of</strong>, 27physiology <strong>of</strong>, 27Pressure-controlled ventilation (PCV), 97. Seealso Ventilation, mechanicalPressure-support ventilation (PSV), 97. See alsoVentilation, mechanicalPreventive measures. See also Antibiotics,prophylactic; Prophylaxisfor DVT, 6in pneumonia, 149Prickly heat, 267Primaquine, 151Procainamide, 127, 130, 214Progressive multifocal leukoencephalopathy, 135Progressive systemic sclerosis, 220Prokinetic agents, 162, 220Prophylaxisantimicrobial, 155infective endocarditis, 117, 125for syncopal event, 128for upper GI bleeding, 21Prop<strong>of</strong>ol, 194Propranolol, 186, 241Propylthiouracil, in thyroid storm, 186Prostaglandins, in anaphylaxis, 83Protein, in enteral nutrition, 14Protein C, human activated, 78, 154Proteinuria, 123, 210Prothrombin, dermatology disorders associatedwith, 261Prothrombin time (PT), 39, 40, 41, 48Proton pump inhibitors, 167, 168, 174, 176Pruritus, 83, 260, 263, 268Pseudohyperkalemia, 282Pseudothrombocytopenia, 45Psoralen (PUVA), in GVHD, 265Psoriasis, 263, 264Psychiatric consultation, in depression, 9Psychosis, 186, 233Ptosis, in myasthenia gravis, 196Pulmonary artery wedge pressure (PAWP), 19,93Pulmonary capillary wedge pressure (PCWP), inhypovolemia, 64Pulmonary congestion, in renal disorders, 208Pulmonary edema, 73, 236, 239, 256, 286in hypervolemia, 63in mitral regurgitation, 125NIPPV in, 103in pregnancy, 289pulmonary catheterization in, 19Pulmonary embolism (PE), 6, 7, 10Pulmonary hypertension, 86, 220Pulmonary infiltrates, in SCD, 81Pulmonary insufficiency, in catastrophicantiphospholipid syndrome, 219Pulmonary-renal syndromes, 212Pulmonary thromboembolism, 90Pulmonary vascular resistance (PVR), 19Pulse oximetry, 20Pulsus paradoxus, 110Pulsus parvus et tardus, 117Pupils, 134, 236, 251in comatose patient, 202in head injury, 193in increased ICP, 194Purple toe syndrome, 244Purpura fulminans, 261Pustules, 264, 267, 270Pyelonephritis, 158, 290Pyrazinamide, 145Pyridostigmine, 196Pyridoxine, 252Pyrimethamine, 135Pyuria, 210, 290QQuincke pulse, 117RRadiation injury, 254Radiation syndrome, acute, 254Radiation therapy, 280, 281Radiculopathy, in infectious disease, 138Radiocontrast agentsanaphylaxis caused by, 83and renal failure, 215Radiographs, 89, 90, 100, 164, 184, 199, 200,291in cardiac disorders, 116, 120in GI disorders, 162, 175in mechanical ventilation, 98, 99<strong>of</strong> pleural effusions, 88in pneumonia, 137Radionuclide ventilation-perfusion scan, forpulmonary thromboembolism, 90Rales, 63, 81Ranitidine, 21, 73Ranson criteria, 173Rapidly progressive glomerulonephritis (RPGN),208Rashes, 210, 266, 268, 270, 272Raynaud phenomenon, 220Rectal lavage, 250Red blood cell transfusion, 45, 46, 169, 247Red cell casts, in hypertensive crisis, 123Reflexesdeep tendon, 57, 58, 236in polyneuropathy, 191Refusal <strong>of</strong> care, 34Renal failure, 26, 78, 207, 213, 241, 253, 256,270, 282bleeding associated with, 39drug clearance in, 214end-stage, 208in hepatorenal syndrome, 209hyperphosphatemia associated with, 61hypoglycemia in, 183in pigment nephropathy, 211prevention <strong>of</strong>, 215Renal function, 64, 214, 234Renal insufficiency, in hypermagnesemia, 57Renal replacement therapy, 216Respirations, in opioid overdose, 236Respiratory acidosis, 68and mechanical ventilation, 100respiratory failure associated with, 109and respiratory failure due to COPD, 105Respiratory alkalosis, 69, 239Respiratory compromise, in snakebite, 255Respiratory distress, 81, 94, 136
Respiratory failure, 56, 83, 86, 105, 109, 192in acute lung injury, 95from arterial hypercapnia, 108fulminant, 66hemoptysis in, 96in HIV-infected patients, 153from neuromuscular disorders, 106nonpulmonary causes <strong>of</strong>, 108pleural effusions associated with, 88from thoracic cage disorders, 107Respiratory system, during pregnancy, 27Restlessness, 3, 237, 256. See also AgitationRetching, in Boerhaave syndrome, 164. See alsoVomitingRetinal hemorrhagesin hypertensive crisis, 123in leukemia, 279in SAH, 203Retinoic acid syndrome, 279Retinoids, for psoriasis, 264Reye syndrome, ICP monitoring in, 13Rhabdomyolysis, 62, 213diagnosis <strong>of</strong>, 211in environmental injury, 248, 250in toxicology disorders, 230, 241Rheumatoid arthritis, 141Rhinorrhea, in opioid withdrawal, 237Ribavirin, for rubeola, 272Rickettsia rickettsii, 271Rifampin, 145, 266Right-heart failure, 220Rigors, 290. See also Tremor“Risus sardonicus,” 156Rocky Mountain spotted fever, 271Roth spots, 142Rubeola (measles), 272SSalicylate poisoning, 239Salicylates, and thyroid storm, 186Saline infusion, 60, 61, 66, 207. See also FluidmanagementSaphenous vein bypass grafting, in SVC, 281Satiety, in ascites, 163Scalded appearance, in TEN, 273Scaling, in dermatology disorders, 263Scleroderma, 220Sclerosis, progressive systemic, 220Scorpion bites, 256Secretin test, in pancreatic insufficiency, 172Sedation, 3Sedative-hypnotics, 87, 240Sedatives, 106Seizure prophylaxis, 203, 288Seizures, 198, 242, 250, 254, 256228, 227–230, 233–235, 239, 241–243absence, 198in amniotic fluid embolism, 286in hypocalcemia, 54in hypophosphatemia, 62in infectious disease, 138in meningitis, 133in respiratory alkalosis, 69tonic-clonic, 198, 226Selective serotonin reuptake inhibitors (SSRIs),in depression, 9Selenium, in renal failure, 215Sensorium, altered, 133, 207, 240, 255in acute cholangitis, 165altered mental status associated with, 189in infectious disease, 138Sensory deficits, 191, 199Sepsis, 154ARDS associated with, 93catheter-associated, 144in cholangitis, 165and DIC, 261following pregnancy termination, 291urosepsis, 158Septic shock, 78, 154Serum-ascites albumin gradient (SAAG), 163Shingles, 275Shockanaphylactic, 73cardiac compressive, 74cardiogenic, 75in hypovolemia, 64, 76in mitral regurgitation, 125neurogenic, 77septic, 78, 154in septic abortion, 291in toxicology disorders, 232Shortness <strong>of</strong> breath (SOB), 83, 89, 121, 173Sick euthyroid syndrome, 185Sickle cell anemia, 81Sickle cell disease, 141Sigmoidoscopy, 166, 170, 171Silybin, in mushroom poisoning, 252Sinusitis, 133, 152Skin, 78, 157, 184, 186necrosis, 49, 244, 249in scleroderma, 220in toxicology disorders, 243Sleep apnea, 20, 86Sleep apnea syndrome, obstructive, 87Sloughing, epidermal, 273SLUD syndrome, 238Slurred speech, 234, 251Small-bowel obstruction, 175Smokers, ARDS in, 93Smoking, and SSI, 155Snakebite, 255Snoring, and obstructive sleep apnea syndrome,87Sodiumin ATN, 207in electrolyte imbalances, 59, 60, 62excessively rapid correction <strong>of</strong>, 60for hypervolemia, 63Sodium restriction, 121, 163, 208S<strong>of</strong>t tissue infection, necrotizing, 146Somnolence, 57, 65, 87, 184, 193Spasms, in tetanus, 156Spider bites, 256Spinal cord, in neurogenic shock, 77Spinal cord compression, 199, 280Spinal cord injury, 7, 200Spinal epidural abscess, 138Spirometry, for asthma in pregnancy, 287Spironolactone, 66, 121, 163Splenomegaly, in leukemia, 279Spontaneous bacterial peritonitis (SBP), 150,163, 209Sputum production, in SCD, 81Sputum smear, in HIV-infected patients, 153Staphylococcal endocarditis, 142Staphylococcus aureus, in intravenous catheterinfection, 144Status asthmaticus, 100, 110Status epilepticus, 198Steatorrhea, 172Stem cell transfusion, 254Stent placement, for large-bowel obstruction, 170Steroidsfor candidiasis, 259topical, 260, 263, 269Steroid therapy. See also Corticosteroids;Glucocorticoidsin inhalation injury, 82in renal disorders, 210for transplant recipients, 28Stevens-Johnson syndrome, 262, 270, 273
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