emergency care, goals of, 1143 fingertip injuries abnormal tenodesis, 1144 f amputations, 1144 clinical recognition, 1143 distal fingertip amputation, 1145 f initial assessment, 1143 isolated flexor digitorum profundus rupture, 1144 f Jersey finger injury, 1148 f lacerations, 1144 mallet finger injuries, 1146 , 1147 f management, 1143 –1145 skin wrinkling, in median nerve distribution, 1146 f subungual hematomas, 1145 hand lacerations, clinical recognition, 1145 –1146 metacarpals, 1150 clinical recognition, 1150 initial assessment, 1150 management, 1150 phalanges clinical recognition, 1146 flexor tendon injury, 1146 f initial assessment, 1146 –1148 intra-articular fracture, 1149 f management, 1146 –1148 metacarpal neck fracture, 1150 f phalangeal neck fractures, 1149 f proximal middle phalanx, 1148 f Seymour fracture, 1147 f thumb metacarpophalangeal joint, 1149 f Hand-squeezed, self-inflating resuscitators, 50 , 50 f Hangman’s fracture, 1241 –1242 , 1241 f Hanks balanced salt solution, 1109 Hanks solution, 1109 Hantaviruses, 847 Hashimoto thyroiditis, 1348 Headache