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Key guidance emphasizes objective teaching patterns, recognition of clear instability markers (e.g., low blood pressure, tachycardia), remembering decision numbers, and prioritizing the question’s last sentence. The outline covers neuro trauma assessment with ATLS primary survey, GCS evaluation, and head injury principles like CPP targets, MAP–ICP relationships, and hypotension risk, followed by spine, neck, and chest trauma management algorithms including imaging indications, airway/vascular interventions, and chest tube thresholds for hemothorax.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/2023-absite-review-trauma-and-critical-care/272311/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/2023-absite-review-trauma-and-critical-care/272311.png","ImageObject",300,407,{"name":92,"@type":93},"Jiven","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-24","2026-09-15",true,{"@type":102,"interactionType":103,"userInteractionCount":52},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What are the core “unstable patient” markers emphasized in the review?","Question",{"text":112,"@type":113},"The review highlights clear markers such as low blood pressure in the 80s/40s range and tachycardia (e.g., HR about 120). It also notes SBP ≤ 90 as a usual clue for instability.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How is neuro trauma assessment structured in the material?",{"text":117,"@type":113},"It follows ATLS primary survey: Airway, Breathing, Circulation, Disability with GCS, and Exposure, followed by a secondary survey including CN II–XII, pupils, and extremity motor/sensation testing.",{"name":119,"@type":110,"acceptedAnswer":120},"What principles guide head trauma management regarding cerebral perfusion and ICP?",{"text":121,"@type":113},"Maintain cerebral perfusion pressure with CPP = MAP − ICP and target CPP > 60 mmHg. Augment MAP using pressors and fluids, and decrease ICP by decreasing volume (EVD), reducing metabolic demand (hyperventilation, sedation, paralysis), and increasing space (crani), with hypotension identified as a key risk for poor outcomes.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},272311,1789464254,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":52,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":56,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":129,"read_time":143},1099513958607,"https://ap-avatar.wpscdn.com/avatar/100002390cf8733938c?x-image-process=image/resize,m_fixed,w_180,h_180&k=1778829742770036399","1/3/2024  \n2023 ABSITE Review: Trauma and Critical Care  \nZongyang “Tom” Mou, MD  \nGeneral Surgery Resident, PGY-6  \nUC San Diego Health  \n\n| \u003Cbr>General ABSITE Tips |\n| --- |\n| 􀂃 Stick to conventional teaching, even if they are being phased out\u003Cbr>􀂃 Objective data provided are rarely borderline cases\u003Cbr>􀂃 Unstable patients have clear markers such as low BP (80s/40s)\u003Cbr>􀂃 Images shown don’t have subtle findings\u003Cbr>􀂃 Remember key numbers for decision points\u003Cbr>􀂃 SBP ≤ 90, HR 120 usual clues for “unstable” |\n| \u003Cbr>􀂃 Chest tube output\u003Cbr>􀂃 Numbers such as wedge pressure for types of shock\u003Cbr>􀂃 Read the last sentence of the question first |\n\n1/3/2024  \n\n| \u003Cbr>Outline |  |\n| --- | --- |\n| Trauma\u003Cbr>􀂃 Neuro/Head\u003Cbr>􀂃 Neck\u003Cbr>􀂃 Chest\u003Cbr>􀂃 Abdomen and Retroperitoneal | Critical Care\u003Cbr>􀂃 Cardiac\u003Cbr>􀂃 Shock\u003Cbr>􀂃 Ventilator Basics\u003Cbr>􀂃 ARDS |\n| \u003Cbr>􀂃 Pelvis\u003Cbr>􀂃 Extremities\u003Cbr>􀂃 Pregnant |  |\n\nNeuro Trauma – Assessment  \n􀂃 ATLS Primary  \n􀂃 Airway  \n􀂃 Breathing  \n􀂃 Circulation  \n􀂃 Disability – GCS  \n􀂃 Exposure  \n􀂃 Secondary Survey  \n􀂃 CNII-XII  \n􀂃 Pupils  \n􀂃 Extremity motor and sensation exam  \n􀂃 +/ -Rectal  \n[https://pbrainmd.wordpress.com/2017/11/21/pediatric-gcs-glasgow-coma-scale/](https://pbrainmd.wordpress.com/2017/11/21/pediatric-gcs-glasgow-coma-scale/)  \n1/3/2024  \nNeuro Trauma – Head  \nRajagopal et al. Brain Sci 2023 [https://www.mdpi.com/2076-3425/13/3/400](https://www.mdpi.com/2076-3425/13/3/400)  \nManagement Principles  \nautoregulation-curve-Between-mean-arterial-pressures-MAP-50-150mmHg-cerebral_fig2_ 328464100 l  \n􀂃 Maintain Cerebral Perfusion Pressure (CPP)  \n􀂃 CPP = MAP – ICP  \n􀂃 Target CPP > 60 mmHg  \n􀂃 Augment MAP:  \n􀂃 Pressors  \n􀂃 Fluids  \n􀂃 Decrease ICP:  \n􀂃 Decrease volume (EVD)  \n􀂃 Decrease brain metabolic demand hyperventilate, sedation, paralysis  \n􀂃 Increase space – crani  \n􀂃 Hypotension most important risk factor for negative outcome  \nMadhok et al. Current Neurology and Neuroscience Reports. 2018. [https://www. researchgate. net/figure/Cerebral-](https://www. researchgate. net/figure/Cerebral-)  \n1/3/2024  \nNeuro Trauma-Spine  \n􀂃 Assess neurological deficits  \n􀂃 Stabilize spine  \n􀂃 Augment MAP if concern for SCI  \n􀂃 Spinal shock: flaccid paralysis, loss of bladder/bowel control, loss of sensation  \n􀂃 Neurogenic shock: loss of sympathetic chain (above T6 usually), hypotension, bradycardia  \nNeck Trauma-Penetrating  \nSperry et al. J Trauma Acute Care Surg 2013 (75) 936–940  \n[https://rebelem.com/penetrating-neck-injuries/](https://rebelem.com/penetrating-neck-injuries/)  \n1/3/2024  \n\n| \u003Cbr>Neck Trauma-Penetrating |  |  |  |\n| --- | --- | --- | --- |\n| Hard Signs Neck Exploration +/- : |  |  |  |\n| 􀂃 Shock |  | • | Bronchoscopy |\n| 􀂃 Pulsatile Hematoma\u003Cbr>􀂃 Expanding Hematoma\u003Cbr>􀂃 Airway Compromise\u003Cbr>􀂃 Massive Sub-Q Emphysema | | •\u003Cbr>•\u003Cbr>•\u003Cbr>• | Laryngoscopy\u003Cbr>EGD\u003Cbr>Esophagram\u003Cbr>Angio |\n| 􀂃 Air bubbling through wound\u003Cbr>􀂃 Severe hemoptysis\u003Cbr>􀂃 Focal neurological deficit |  |  |  |\n\n| \u003Cbr>Penetrating Neck Trauma Management |\n| --- |\n| 􀂃 Esophagus\u003Cbr>􀂃 Contained – observe\u003Cbr>􀂃 Minimal contamination/small hole – 2 layer repair, buttress, drain\u003Cbr>􀂃 Extensive injury/contamination – drain\u003Cbr>􀂃 Trachea/Larynx\u003Cbr>􀂃 Cricothyroidotomy-> formal tracheostomy, bronch if suspect concurrent bronchial injury\u003Cbr>􀂃 Vascular\u003Cbr>􀂃 Vertebral artery – embolize or ligate |\n| \u003Cbr>􀂃 Jugular vein – ligate\u003Cbr>􀂃 Carotid – Repair, ligate carries 20% stroke risk\u003Cbr>􀂃 Thyroid\u003Cbr>􀂃 Leave it alone or drain it if contaminated\u003Cbr>􀂃 Do not perform thyroidectomy |\n\n1/3/2024  \n\n| \u003Cbr>Blunt Neck Trauma |\n| --- |\n| 􀂃 Most common injury: blunt cerebrovascular injury\u003Cbr>􀂃 CT Angiography Indications:\u003Cbr>􀂃 C-spine fractures\u003Cbr>􀂃 Leforte II/III fractures\u003Cbr>􀂃 Mandible fractures\u003Cbr>􀂃 Skull base fractures\u003Cbr>􀂃 Focal neurological deficit with negative CT Head or other explanation\u003Cbr>􀂃 Mechanism (seatbelt sign across neck, strangulation, hanging) |\n| \u003Cbr>􀂃 Treatment: Antiplatelet therapy, rarely require endovascular intervention |\n\nPenetrating Chest Tr","cbCaip94gWJIbDP5","https://ap.wps.com/l/cbCaip94gWJIbDP5","pdf",2665000,"English","# Trauma\n## Neuro/Head\n## Neck\n## Chest\n## Abdomen and Retroperitoneal\n# Critical Care\n## Cardiac\n## Shock\n## Ventilator Basics\n## ARDS","[{\"question\":\"What are the core “unstable patient” markers emphasized in the review?\",\"answer\":\"The review highlights clear markers such as low blood pressure in the 80s/40s range and tachycardia (e.g., HR about 120). It also notes SBP ≤ 90 as a usual clue for instability.\"},{\"question\":\"How is neuro trauma assessment structured in the material?\",\"answer\":\"It follows ATLS primary survey: Airway, Breathing, Circulation, Disability with GCS, and Exposure, followed by a secondary survey including CN II–XII, pupils, and extremity motor/sensation testing.\"},{\"question\":\"What principles guide head trauma management regarding cerebral perfusion and ICP?\",\"answer\":\"Maintain cerebral perfusion pressure with CPP = MAP − ICP and target CPP \\u003e 60 mmHg. Augment MAP using pressors and fluids, and decrease ICP by decreasing volume (EVD), reducing metabolic demand (hyperventilation, sedation, paralysis), and increasing space (crani), with hypotension identified as a key risk for poor outcomes.\"}]","2023 ABSITE Review - Trauma and Critical Care | PDF",48]