Iloperidone, for schizophrenia, 1442 Imiquimod, 533 Immediate bedding, 25 Immobile arm causes common, 249 t life- and limb-threatening, 249 t diagnostic approach to, 251 f differential diagnosis, 248 –250 , 249 t evaluation and decision, 250 –252 history, 250 imaging, 251 laboratory tests, 251 physical examination, 250 Immunizations, 199 , 203 Implantable cardioverter-defibrillator (ICD), 524 Inborn errors of metabolism (IEM), 333 , 339 –340 Incarcerated hernia, 552 Incarcerated inguinal hernias, 256 , 354 , 412 , 1299 disposition, 1299 evidences, 1299 initial assessment, 1299 management, 1299 treatment goals, 1299 triage considerations, 1299 Incarcerated umbilical hernia, 1299 Incontinentia pigmenti (IP), 448 , 460 –461 , 461 f Indirect medical control, 9e –10e Indolealkylamines, 1072 –1073 Indurated plaques, 463 Infant botulism, 504 , 559 , 895 –896 Infantile acropustulosis, 458 –459 , 460 f Infantile hemangiomas, 464 , 464 f, 465 t Infantile pyknocytosis, 420 Infectious conjunctivitis, 173 –174 Infectious disease emergencies babesiosis, 806