thoracotomy, 1278 treatment goals, 1276 triage considerations, 1276 Hennebert sign, 159 Henoch–Schönlein purpura (HSP), 164 , 218 , 233 , 235 , 302 , 355 , 402 , 406 , 412 , 415 , 732 , 983 –984 , 1296 , 1337 Heparin-induced thrombocytopenia (HIT), 790 –791 Hepatic dysfunction, definition, 77 t Hepatitis B virus, 475 Hepatobiliary tree tumors, 912 –915 clinical assessment, 913 –914 clinical recognition, 913 evidences, 912 goals of treatment, 912 management, 914 Hepatoblastoma, 1309 f Hepatocyte injury, 289 Hepatomas, 1309 , 1309 f Hepatomegaly, 87 , 88 t, 89 –90 , 92 t Hepatosplenomegaly (HSM), 1013 Hereditary angioedema, 583 –584 clinical recognition, 583 laboratory assessment, 583 management, 583 –584 pathophysiology, 583 treatment, goals of, 583 –584 triggers, 583 Hereditary diseases, 1177 Hereditary epidermolysis bullosa, 352 Hernias, 413 , 415 epigastric, 1310 incarcerated inguinal, 1299 incarcerated umbilical, 1299 Herniated disc, 305 Herpes gingivostomatitis, 347 , 348 f, 352 Herpes keratitis phlyctenule, 174 Herpes simplex encephalitis, 892 , 892 f