{ "scenario": { "id": "respiratory-failure-asthma-01", "name": "Pediatric Asthma Exacerbation Progressing to Respiratory Failure", "description": "14-year-old male presenting to ED with severe asthma attack, progressive respiratory failure over 2 hours despite nebulized bronchodilators. Rising RR, falling SpO2, compensatory tachycardia with escalation from nasal cannula to non-rebreather mask and IV magnesium sulfate before stabilization.", "durationMinutes": 120, "tags": [ "asthma", "pediatric", "respiratory-failure", "ed", "deterioration", "supplemental-o2" ] }, "patient": { "firstName": "Ethan", "lastName": "Morales", "dateOfBirth": "2012-03-15", "gender": "Male" }, "encounter": { "department": "Emergency", "encounterType": "Emergency", "attendingPhysician": "Dr. Sarah Okonkwo", "roomBed": "ED-03A", "admissionReason": "Severe asthma exacerbation, acute respiratory distress, wheezing, accessory muscle use" }, "events": [ { "offsetMinutes": 0, "type": "observation", "data": { "code": "HEART_RATE", "value": 105, "unit": "bpm", "source": "Device" }, "note": "Triage vitals \u2014 arrives in acute respiratory distress, audible wheezing, accessory muscle use. NEWS2: HR=1 RR=3 SBP=0 Temp=0 SpO2=2 AVPU=0 = 6, single param 3 (RR) \u2192 EMERGENCY" }, { "offsetMinutes": 0, "type": "observation", "data": { "code": "RESP_RATE", "value": 26, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 0, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 118, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 0, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 74, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 0, "type": "observation", "data": { "code": "TEMP_C", "value": 37.1, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 0, "type": "observation", "data": { "code": "SPO2", "value": 93, "unit": "%", "source": "Device" } }, { "offsetMinutes": 0, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 0, "type": "order", "data": { "orderType": "Lab", "description": "Peak expiratory flow (PEF)", "orderedBy": "Dr. Sarah Okonkwo" } }, { "offsetMinutes": 3, "type": "order_result", "data": { "orderDescription": "Peak expiratory flow (PEF)", "resultSummary": "PEF 120 L/min (predicted 380 L/min for age/height) \u2014 32% predicted, severe obstruction" }, "note": "Severely reduced airflow confirms acute severe asthma" }, { "offsetMinutes": 5, "type": "medication", "data": { "drugName": "albuterol nebulizer", "dose": 2.5, "doseUnit": "mg", "route": "Nebulized", "administeredBy": "nurse-rn-2" }, "note": "First-line bronchodilator \u2014 continuous nebulization initiated" }, { "offsetMinutes": 10, "type": "observation", "data": { "code": "HEART_RATE", "value": 102, "unit": "bpm", "source": "Device" }, "note": "Slight improvement post-albuterol. NEWS2: HR=1 RR=2 SBP=0 Temp=0 SpO2=1 AVPU=0 = 4" }, { "offsetMinutes": 10, "type": "observation", "data": { "code": "RESP_RATE", "value": 24, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 10, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 117, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 10, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 73, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 10, "type": "observation", "data": { "code": "TEMP_C", "value": 37.1, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 10, "type": "observation", "data": { "code": "SPO2", "value": 94, "unit": "%", "source": "Device" } }, { "offsetMinutes": 10, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 15, "type": "medication", "data": { "drugName": "albuterol nebulizer", "dose": 2.5, "doseUnit": "mg", "route": "Nebulized", "administeredBy": "nurse-rn-2" }, "note": "Second nebulized albuterol \u2014 incomplete response to first dose" }, { "offsetMinutes": 20, "type": "observation", "data": { "code": "HEART_RATE", "value": 108, "unit": "bpm", "source": "Device" }, "note": "Worsening despite second neb. NEWS2: HR=1 RR=3 SBP=0 Temp=0 SpO2=2 AVPU=0 = 6, single param 3 (RR) \u2192 EMERGENCY" }, { "offsetMinutes": 20, "type": "observation", "data": { "code": "RESP_RATE", "value": 27, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 20, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 119, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 20, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 74, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 20, "type": "observation", "data": { "code": "TEMP_C", "value": 37.0, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 20, "type": "observation", "data": { "code": "SPO2", "value": 92, "unit": "%", "source": "Device" } }, { "offsetMinutes": 20, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 25, "type": "medication", "data": { "drugName": "ipratropium bromide nebulizer", "dose": 0.5, "doseUnit": "mg", "route": "Nebulized", "administeredBy": "nurse-rn-2" }, "note": "Added anticholinergic for poor response to albuterol alone" }, { "offsetMinutes": 30, "type": "observation", "data": { "code": "HEART_RATE", "value": 113, "unit": "bpm", "source": "Device" }, "note": "Continued decline \u2014 HR now critical (\u2265111). NEWS2: HR=2 RR=3 SBP=0 Temp=0 SpO2=3 AVPU=0 = 8 \u2192 EMERGENCY" }, { "offsetMinutes": 30, "type": "observation", "data": { "code": "RESP_RATE", "value": 28, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 30, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 117, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 30, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 73, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 30, "type": "observation", "data": { "code": "TEMP_C", "value": 37.1, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 30, "type": "observation", "data": { "code": "SPO2", "value": 91, "unit": "%", "source": "Device" } }, { "offsetMinutes": 30, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 30, "type": "order", "data": { "orderType": "Lab", "description": "Venous blood gas", "orderedBy": "Dr. Sarah Okonkwo" } }, { "offsetMinutes": 35, "type": "order_result", "data": { "orderDescription": "Venous blood gas", "resultSummary": "pH 7.36, pCO2 42 mmHg, HCO3 24 \u2014 normal pCO2 in setting of tachypnea suggests impending respiratory failure (should be low if compensating)" }, "note": "Ominous VBG \u2014 normal pCO2 with RR 28 indicates respiratory muscle fatigue" }, { "offsetMinutes": 40, "type": "observation", "data": { "code": "HEART_RATE", "value": 118, "unit": "bpm", "source": "Device" }, "note": "Worsening tachycardia and desaturation. NEWS2: HR=2 RR=3 SBP=0 Temp=0 SpO2=3 AVPU=0 = 8 \u2192 EMERGENCY" }, { "offsetMinutes": 40, "type": "observation", "data": { "code": "RESP_RATE", "value": 30, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 40, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 116, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 40, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 72, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 40, "type": "observation", "data": { "code": "TEMP_C", "value": 37.0, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 40, "type": "observation", "data": { "code": "SPO2", "value": 90, "unit": "%", "source": "Device" } }, { "offsetMinutes": 40, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 45, "type": "medication", "data": { "drugName": "methylprednisolone sodium succinate", "dose": 60, "doseUnit": "mg", "route": "IV", "administeredBy": "nurse-rn-2" }, "note": "IV corticosteroid \u2014 systemic anti-inflammatory for severe exacerbation" }, { "offsetMinutes": 45, "type": "observation", "data": { "code": "SUPPLEMENTAL_O2", "value": 1, "unit": "flag", "source": "Manual" }, "note": "Nasal cannula 4L/min started \u2014 SpO2 90% on room air unacceptable" }, { "offsetMinutes": 50, "type": "observation", "data": { "code": "HEART_RATE", "value": 115, "unit": "bpm", "source": "Device" }, "note": "Brief SpO2 improvement on nasal cannula O2. NEWS2: HR=2 RR=3 SBP=0 Temp=0 SpO2=2 AVPU=0 O2=2 = 9 \u2192 EMERGENCY" }, { "offsetMinutes": 50, "type": "observation", "data": { "code": "RESP_RATE", "value": 28, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 50, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 116, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 50, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 73, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 50, "type": "observation", "data": { "code": "TEMP_C", "value": 37.1, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 50, "type": "observation", "data": { "code": "SPO2", "value": 93, "unit": "%", "source": "Device" } }, { "offsetMinutes": 50, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 50, "type": "observation", "data": { "code": "SUPPLEMENTAL_O2", "value": 1, "unit": "flag", "source": "Manual" } }, { "offsetMinutes": 60, "type": "observation", "data": { "code": "HEART_RATE", "value": 120, "unit": "bpm", "source": "Device" }, "note": "Deteriorating on O2 \u2014 bronchospasm overcoming supplemental O2 benefit. NEWS2: HR=2 RR=3 SBP=0 Temp=0 SpO2=3 AVPU=0 O2=2 = 10 \u2192 EMERGENCY" }, { "offsetMinutes": 60, "type": "observation", "data": { "code": "RESP_RATE", "value": 30, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 60, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 114, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 60, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 71, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 60, "type": "observation", "data": { "code": "TEMP_C", "value": 37.0, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 60, "type": "observation", "data": { "code": "SPO2", "value": 91, "unit": "%", "source": "Device" } }, { "offsetMinutes": 60, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 60, "type": "observation", "data": { "code": "SUPPLEMENTAL_O2", "value": 1, "unit": "flag", "source": "Manual" } }, { "offsetMinutes": 65, "type": "medication", "data": { "drugName": "albuterol nebulizer", "dose": 2.5, "doseUnit": "mg", "route": "Nebulized", "administeredBy": "nurse-rn-2" }, "note": "Third nebulized albuterol \u2014 back-to-back dosing for refractory bronchospasm" }, { "offsetMinutes": 70, "type": "observation", "data": { "code": "HEART_RATE", "value": 124, "unit": "bpm", "source": "Device" }, "note": "No improvement from third neb. NEWS2: HR=2 RR=3 SBP=0 Temp=0 SpO2=3 AVPU=0 O2=2 = 10 \u2192 EMERGENCY" }, { "offsetMinutes": 70, "type": "observation", "data": { "code": "RESP_RATE", "value": 32, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 70, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 113, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 70, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 70, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 70, "type": "observation", "data": { "code": "TEMP_C", "value": 37.1, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 70, "type": "observation", "data": { "code": "SPO2", "value": 89, "unit": "%", "source": "Device" } }, { "offsetMinutes": 70, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 70, "type": "observation", "data": { "code": "SUPPLEMENTAL_O2", "value": 1, "unit": "flag", "source": "Manual" } }, { "offsetMinutes": 80, "type": "observation", "data": { "code": "HEART_RATE", "value": 126, "unit": "bpm", "source": "Device" }, "note": "Progressive failure \u2014 approaching critical thresholds. NEWS2: HR=2 RR=3 SBP=0 Temp=0 SpO2=3 AVPU=0 O2=2 = 10 \u2192 EMERGENCY" }, { "offsetMinutes": 80, "type": "observation", "data": { "code": "RESP_RATE", "value": 34, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 80, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 112, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 80, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 70, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 80, "type": "observation", "data": { "code": "TEMP_C", "value": 37.0, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 80, "type": "observation", "data": { "code": "SPO2", "value": 88, "unit": "%", "source": "Device" } }, { "offsetMinutes": 80, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 80, "type": "observation", "data": { "code": "SUPPLEMENTAL_O2", "value": 1, "unit": "flag", "source": "Manual" } }, { "offsetMinutes": 80, "type": "order", "data": { "orderType": "Imaging", "description": "Chest X-ray portable AP", "orderedBy": "Dr. Sarah Okonkwo" } }, { "offsetMinutes": 85, "type": "order_result", "data": { "orderDescription": "Chest X-ray portable AP", "resultSummary": "Hyperinflated lung fields bilaterally, no focal consolidation or pneumothorax, no pleural effusion" }, "note": "CXR confirms air trapping consistent with severe bronchospasm, no pneumonia or PTX" }, { "offsetMinutes": 90, "type": "observation", "data": { "code": "HEART_RATE", "value": 128, "unit": "bpm", "source": "Device" }, "note": "Critical \u2014 escalation to non-rebreather mask at 15L/min. NEWS2: HR=2 RR=3 SBP=1 Temp=0 SpO2=3 AVPU=0 O2=2 = 11 \u2192 EMERGENCY" }, { "offsetMinutes": 90, "type": "observation", "data": { "code": "RESP_RATE", "value": 36, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 90, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 110, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 90, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 68, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 90, "type": "observation", "data": { "code": "TEMP_C", "value": 37.1, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 90, "type": "observation", "data": { "code": "SPO2", "value": 87, "unit": "%", "source": "Device" } }, { "offsetMinutes": 90, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 90, "type": "observation", "data": { "code": "SUPPLEMENTAL_O2", "value": 1, "unit": "flag", "source": "Manual" } }, { "offsetMinutes": 88, "type": "order", "data": { "orderType": "Procedure", "description": "O2 delivery escalation", "orderedBy": "Dr. Sarah Okonkwo" } }, { "offsetMinutes": 93, "type": "order_result", "data": { "orderDescription": "O2 delivery escalation", "resultSummary": "Changed from nasal cannula 4L/min to non-rebreather mask 15L/min" }, "note": "Escalation of respiratory support \u2014 failing nasal cannula" }, { "offsetMinutes": 95, "type": "medication", "data": { "drugName": "magnesium sulfate", "dose": 40, "doseUnit": "mg/kg", "route": "IV", "administeredBy": "nurse-rn-2" }, "note": "IV magnesium sulfate bolus for refractory severe asthma \u2014 smooth muscle relaxation" }, { "offsetMinutes": 100, "type": "observation", "data": { "code": "HEART_RATE", "value": 131, "unit": "bpm", "source": "Device" }, "note": "Peak deterioration \u2014 HR now \u2265131. NEWS2: HR=3 RR=3 SBP=1 Temp=0 SpO2=3 AVPU=0 O2=2 = 12 \u2192 EMERGENCY (peak score)" }, { "offsetMinutes": 100, "type": "observation", "data": { "code": "RESP_RATE", "value": 37, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 100, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 108, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 100, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 66, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 100, "type": "observation", "data": { "code": "TEMP_C", "value": 37.0, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 100, "type": "observation", "data": { "code": "SPO2", "value": 86, "unit": "%", "source": "Device" } }, { "offsetMinutes": 100, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 100, "type": "observation", "data": { "code": "SUPPLEMENTAL_O2", "value": 1, "unit": "flag", "source": "Manual" } }, { "offsetMinutes": 98, "type": "order", "data": { "orderType": "Lab", "description": "Repeat venous blood gas", "orderedBy": "Dr. Sarah Okonkwo" } }, { "offsetMinutes": 103, "type": "order_result", "data": { "orderDescription": "Repeat venous blood gas", "resultSummary": "pH 7.31, pCO2 52 mmHg, HCO3 25 \u2014 respiratory acidosis, CO2 retention indicating ventilatory failure" }, "note": "Rising pCO2 confirms respiratory muscle fatigue \u2014 intubation readiness ordered" }, { "offsetMinutes": 105, "type": "medication", "data": { "drugName": "albuterol nebulizer", "dose": 2.5, "doseUnit": "mg", "route": "Nebulized", "administeredBy": "nurse-rn-2" }, "note": "Continuous nebulization resumed while magnesium takes effect" }, { "offsetMinutes": 110, "type": "observation", "data": { "code": "HEART_RATE", "value": 122, "unit": "bpm", "source": "Device" }, "note": "Treatment response \u2014 MgSO4 + NRB + steroids taking effect. NEWS2: HR=2 RR=3 SBP=0 Temp=0 SpO2=3 AVPU=0 O2=2 = 10 \u2192 EMERGENCY (improving)" }, { "offsetMinutes": 110, "type": "observation", "data": { "code": "RESP_RATE", "value": 31, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 110, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 112, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 110, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 70, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 110, "type": "observation", "data": { "code": "TEMP_C", "value": 37.1, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 110, "type": "observation", "data": { "code": "SPO2", "value": 91, "unit": "%", "source": "Device" } }, { "offsetMinutes": 110, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 110, "type": "observation", "data": { "code": "SUPPLEMENTAL_O2", "value": 1, "unit": "flag", "source": "Manual" } }, { "offsetMinutes": 115, "type": "observation", "data": { "code": "POTASSIUM_MEQ_L", "value": 3.8, "unit": "mEq/L", "source": "Lab" }, "note": "Potassium checked \u2014 albuterol can cause hypokalemia; level acceptable" }, { "offsetMinutes": 120, "type": "observation", "data": { "code": "HEART_RATE", "value": 116, "unit": "bpm", "source": "Device" }, "note": "Stabilization \u2014 aggressive treatment working but still critical. NEWS2: HR=2 RR=3 SBP=0 Temp=0 SpO2=2 AVPU=0 O2=2 = 9 \u2192 EMERGENCY. Patient to be transferred to PICU for monitoring." }, { "offsetMinutes": 120, "type": "observation", "data": { "code": "RESP_RATE", "value": 26, "unit": "/min", "source": "Device" } }, { "offsetMinutes": 120, "type": "observation", "data": { "code": "SYSTOLIC_BP", "value": 114, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 120, "type": "observation", "data": { "code": "DIASTOLIC_BP", "value": 72, "unit": "mmHg", "source": "Device" } }, { "offsetMinutes": 120, "type": "observation", "data": { "code": "TEMP_C", "value": 37.0, "unit": "\u00b0C", "source": "Manual" } }, { "offsetMinutes": 120, "type": "observation", "data": { "code": "SPO2", "value": 93, "unit": "%", "source": "Device" } }, { "offsetMinutes": 120, "type": "observation", "data": { "code": "AVPU", "value": 0, "unit": "score", "source": "Manual" } }, { "offsetMinutes": 120, "type": "observation", "data": { "code": "SUPPLEMENTAL_O2", "value": 1, "unit": "flag", "source": "Manual" } } ], "expectedOutcomes": [ { "afterOffsetMinutes": 0, "type": "alert", "alertType": "NEWS2_EMERGENCY", "description": "NEWS2 = 6 at triage with RR score 3 (single parameter = 3 triggers EMERGENCY). Patient arrives already in emergency state." }, { "afterOffsetMinutes": 0, "type": "score", "scoreType": "NEWS2", "expectedMinimum": 6, "description": "NEWS2 = 6 at arrival: HR=1(105) + RR=3(26) + SBP=0(118) + Temp=0(37.1) + SpO2=2(93) + AVPU=0" }, { "afterOffsetMinutes": 20, "type": "alert", "alertType": "RAPID_DETERIORATION", "description": "SpO2 drops from 94% (T+10) to 92% (T+20) \u2014 rapid decline after brief post-albuterol improvement" }, { "afterOffsetMinutes": 30, "type": "score", "scoreType": "NEWS2", "expectedMinimum": 8, "description": "NEWS2 = 8 at T+30: HR=2(113) + RR=3(28) + SBP=0(117) + Temp=0(37.1) + SpO2=3(91) + AVPU=0 \u2014 worsening despite bronchodilators" }, { "afterOffsetMinutes": 50, "type": "score", "scoreType": "NEWS2", "expectedMinimum": 9, "description": "NEWS2 = 9 at T+50: HR=2(115) + RR=3(28) + SBP=0(116) + Temp=0(37.1) + SpO2=2(93) + AVPU=0 + O2=2 \u2014 supplemental O2 adds 2 points" }, { "afterOffsetMinutes": 70, "type": "alert", "alertType": "RAPID_DETERIORATION", "description": "SpO2 drops from 93% (T+50 on O2) to 89% (T+70 on O2) \u2014 failing supplemental oxygen therapy" }, { "afterOffsetMinutes": 90, "type": "score", "scoreType": "NEWS2", "expectedMinimum": 11, "description": "NEWS2 = 11 at T+90: HR=2(128) + RR=3(36) + SBP=1(110) + Temp=0(37.1) + SpO2=3(87) + AVPU=0 + O2=2 \u2014 critical deterioration" }, { "afterOffsetMinutes": 100, "type": "score", "scoreType": "NEWS2", "expectedMinimum": 12, "description": "NEWS2 = 12 (peak) at T+100: HR=3(131) + RR=3(37) + SBP=1(108) + Temp=0(37.0) + SpO2=3(86) + AVPU=0 + O2=2 \u2014 maximum severity before treatment effect" }, { "afterOffsetMinutes": 100, "type": "alert", "alertType": "NEWS2_EMERGENCY", "description": "Sustained NEWS2 EMERGENCY throughout scenario \u2014 peak score 12 at T+100 with HR, RR, and SpO2 all at maximum NEWS2 scores" }, { "afterOffsetMinutes": 120, "type": "score", "scoreType": "NEWS2", "expectedMinimum": 9, "description": "NEWS2 = 9 at T+120 \u2014 still EMERGENCY but improving from peak of 12. SpO2 recovering to 93% on non-rebreather. Patient stabilized for PICU transfer." } ] }