Quiz — item 28 fmt 2018 etat de choc hemoragique.pdf

Question 1 sur 10 20:00

[{"id":38120,"question":"Quel est le premier mécanisme compensatoire dans un état de choc hémorragique ?","option_a":"Vasoconstriction périphérique","option_b":"Augmentation de la fréquence cardiaque","option_c":"Hyperventilation","option_d":"Libération d'adrénaline","option_e":"","option_f":"","bonne_reponse":"b","explication":"La tachycardie est le premier mécanisme compensatoire pour maintenir le débit cardiaque malgré la baisse de la volémie.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Vasoconstriction périphérique\", \"b\": \"Augmentation de la fréqu","_debug_options_count":4},{"id":38121,"question":"L'état de choc hémorragique peut entraîner une acidose métabolique.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"L'hypoperfusion tissulaire entraîne une production accrue de lactate, responsable d'une acidose métabolique.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":38122,"question":"Quel examen paraclinique est le plus sensible pour évaluer l'hémorragie aiguë ?","option_a":"Hémoglobine","option_b":"Hématocrite","option_c":"Lactate sanguin","option_d":"Gaz du sang artériel","option_e":"","option_f":"","bonne_reponse":"c","explication":"Le lactate sanguin reflète l'hypoperfusion tissulaire et est un marqueur précoce de l'état de choc.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"Hémoglobine\", \"b\": \"Hématocrite\", \"c\": \"Lactate sanguin\", \"d\": ","_debug_options_count":4},{"id":38123,"question":"La compensation volémique par cristalloïdes est préférable aux colloïdes dans le choc hémorragique.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Les cristalloïdes (sérum physiologique) sont recommandés en première intention pour la compensation volémique.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":38124,"question":"Quel est l'objectif principal de la transfusion sanguine dans le choc hémorragique ?","option_a":"Corriger l'anémie","option_b":"Rétablir la volémie","option_c":"Améliorer l'oxygénation tissulaire","option_d":"Prévenir les infections","option_e":"","option_f":"","bonne_reponse":"c","explication":"La transfusion vise à restaurer la capacité de transport en oxygène pour éviter l'hypoxie tissulaire.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"Corriger l'anémie\", \"b\": \"Rétablir la volémie\", \"c\": \"Amélior","_debug_options_count":4},{"id":38125,"question":"Un patient en choc hémorragique présente une pression artérielle normale. Peut-on exclure le diagnostic ?","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"b","explication":"L'hypotension est un signe tardif. Le diagnostic doit être évoqué devant des signes précoces (tachycardie, pâleur) même en l'absence d'hypotension.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":38126,"question":"Quel est le soluté de remplissage recommandé en première intention ?","option_a":"Gelofusine","option_b":"Albumine humaine","option_c":"Sérum physiologique","option_d":"Dextran","option_e":"","option_f":"","bonne_reponse":"c","explication":"Le sérum physiologique (cristalloïde) est le soluté de choix pour la compensation volémique initiale.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"Gelofusine\", \"b\": \"Albumine humaine\", \"c\": \"Sérum physiologique\"","_debug_options_count":4},{"id":38127,"question":"Quel est le principal risque d'une transfusion massive ?","option_a":"Hypothermie","option_b":"Coagulopathie","option_c":"Insuffisance rénale","option_d":"Anaphylaxie","option_e":"","option_f":"","bonne_reponse":"b","explication":"La transfusion massive peut entraîner une coagulopathie par dilution des facteurs de coagulation et thrombopénie.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Hypothermie\", \"b\": \"Coagulopathie\", \"c\": \"Insuffisance rénale\", ","_debug_options_count":4},{"id":38128,"question":"Un patient en choc hémorragique doit toujours être intubé.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"b","explication":"L'intubation n'est pas systématique et dépend de l'état clinique (score de Glasgow, détresse respiratoire).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":38129,"question":"Quel est l'objectif de la pression artérielle moyenne (PAM) dans le choc hémorragique ?","option_a":"\u003E 65 mmHg","option_b":"\u003E 80 mmHg","option_c":"\u003E 100 mmHg","option_d":"\u003E 120 mmHg","option_e":"","option_f":"","bonne_reponse":"a","explication":"L'objectif est de maintenir une PAM \u003E 65 mmHg pour assurer une perfusion cérébrale et rénale suffisante.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"\u003E 65 mmHg\", \"b\": \"\u003E 80 mmHg\", \"c\": \"\u003E 100 mmHg\", \"d\": \"\u003E 120 mmHg","_debug_options_count":4}]