treatment of, 1197 –1198 triage considerations, 1198 Hip/proximal femur clinical assessment, 1198 clinical recognition, 1198 dislocation, 1198 disposition, 1199 evidences, 1198 femoral neck fractures, 1199 intertrochanteric fractures, 1199 management, 1198 –1199 proximal femoral physeal fractures, 1198 –1199 Salter–Harris type I fracture, 1199 f treatment goals, 1197 triage considerations, 1198 Hirschberg light reflex test, 177 , 177 f Hirschsprung-associated enterocolitis (HAEC), 129 , 552 Hirschsprung disease, 87 , 129 , 153 , 358 , 552 , 1304 –1305 , 1304 f, 1304 t, 1307 anorectal manometry in, 1305 barium enema studies in, 1304 f, 1305 differential diagnosis of, 1304 t Hirschsprung enterocolitis, 504 Histiocytic diseases, 906 –907 clinical assessment, 907 clinical recognition, 906 –907 evidences, 906 goal of treatment, 906 Histiocytic disorders, 312 , 314 Histiocytosis X, 318 Histoplasmosis, 444 Histotoxic hypoxia, 478 Hoagland sign, 163 Hodgkin lymphoma, 112 , 312 , 314 , 910 Hollow abdominal viscera injuries, 1091 Hopkins syndrome, 557 Hordeolums, 1401 –1402