Mild ARDS with Progressive Fall in Oxygenation
Description
A 22 year-old patient was involved in a motor vehicle crash with rollover and ejection from the vehicle. He suffered multiple rib fractures, a right femur fracture, multiple lacerations and pulmonary contusion. He underwent internal fixation of the femur fracture, received 4 units of whole blood, had a chest tube placed for a small hemothorax and returned from the operating room on mechanical ventilation. The patient is sedated and is not currently triggering the ventilator. Intraoperatively 3 L of crystalloids were administered. The patient is 6'2'' tall, weighs 200 lbs and has no known comorbidities or allergies. Chest radiograph demonstrates bi-basilar early consolidation, presence of the chest tube and pulmonary contusion.
Segment Validation
Segment 1
Learning Objectives:
- Identify severity of ARDS
- Recognize acceptable ventilator settings
Recommended Actions:
- None
Ventilator settings are (VT Target = 7.1 mL/kg (ideal)):
| Mode | VT (L) | PIP (cmH2O) | Flow (L/min) | I:E | TI (s) | RR (bpm) | PEEP (cmH2O) | FiO2 |
|---|---|---|---|---|---|---|---|---|
| VC-AC | 0.584 | NA | 60 | NA | 0.62 | 24 | 5 | 0.4 |
Ventilator alarm settings are:
- High PIP = 38 cmH2O (~10 cmH2O above the initial value or a max of 40 cmH2O)
- Low MVe = 10.4 L/min (~25% below the initial value)
- Low VT = 438 mL (~25% below the initial value)
- High RR = 34 bpm (~10 bpm above the initial value or a max of 40 bpm)
| Property Name | Validation | Engine Value | Percent Error | Percent Change | Notes |
|---|---|---|---|---|---|
| MechanicalVentilator-TidalVolume(mL) | EqualTo 584 | 578 | -0.98% | VT (measured) | |
| InspiratoryRespiratoryResistance(cmH2O_s/L) | EqualTo 12 [18] | 11.6 | -3.12% | Rinsp for mild ARDS | |
| ExpiratoryRespiratoryResistance(cmH2O_s/L) | EqualTo 12 [18] | 11.6 | -3.12% | Rexp for mild ARDS | |
| RespiratoryCompliance(mL/cmH2O) | EqualTo 50 [316] | 50.8 | 1.67% | C requested by SME for mild ARDS | |
| PhysiologicDeadSpaceTidalVolumeRatio | EqualTo 0.54 [238] | 0.515 | -4.61% | VD/VT for mild ARDS | |
| ClinicalShuntFraction | [0.200,0.400] [229] | 0.216 | 0.00% | QS/QT for mild ARDS (determined from blood gas values) | |
| HorowitzIndex(mmHg) | [200,300] [119] | 185 | -7.60% | PaO2/FiO2 for mild ARDS |
| Property Name | Engine Value |
|---|---|
| Patient-Height(in) | 74.0 |
| Patient-IdealBodyWeight(kg) | 82.2 |
| InspiratoryRespiratoryResistance(cmH2O_s/L) | 11.6 |
| ExpiratoryRespiratoryResistance(cmH2O_s/L) | 11.6 |
| RespiratoryCompliance(mL/cmH2O) | 50.8 |
| ClinicalPhysiologicDeadSpaceTidalVolumeRatio | 0.432 |
| ClinicalShuntFraction | 0.216 |
| MechanicalVentilator-TidalVolume(L) | 0.578 |
| BloodPH | 7.38 |
| Aorta-Oxygen-PartialPressure(mmHg) | 73.9 |
| Aorta-CarbonDioxide-PartialPressure(mmHg) | 40.9 |
| Aorta-Bicarbonate-Molarity(mEq/L) | 26.1 |
| OxygenSaturation | 0.953 |
| HorowitzIndex(mmHg) | 185 |
| IntrinsicPositiveEndExpiratoryPressure(cmH2O) | 0.503 |
| MechanicalVentilator-RespirationRate(1/min) | 24.0 |
| MechanicalVentilator-MeanAirwayPressure(cmH2O) | 9.37 |
| MechanicalVentilator-PeakInspiratoryPressure(cmH2O) | 28.1 |
| MechanicalVentilator-PlateauPressure(cmH2O) | 17.0 |
| HeartRate(1/min) | 73.5 |
| SystolicArterialPressure(mmHg) | 114 |
| DiastolicArterialPressure(mmHg) | 73.9 |
| MechanicalVentilator-TotalPulmonaryVentilation(L/min) | 13.9 |
| MechanicalVentilator-InspiratoryResistance(cmH2O_s/L) | 11.6 |
| MechanicalVentilator-ExpiratoryResistance(cmH2O_s/L) | 11.6 |
| MechanicalVentilator-StaticRespiratoryCompliance(mL/cmH2O) | 50.0 |
| MechanicalVentilator-DynamicRespiratoryCompliance(mL/cmH2O) | 25.1 |
| MechanicalVentilator-EndTidalCarbonDioxidePressure(mmHg) | 30.5 |
| MechanicalVentilator-EndTidalOxygenPressure(mmHg) | 270 |
| MechanicalVentilator-ExpiratoryTidalVolume(L) | 0.578 |
| MechanicalVentilator-InspiratoryExpiratoryRatio | 0.330 |
| MechanicalVentilator-InspiratoryTidalVolume(L) | 0.578 |
| MechanicalVentilator-PeakExpiratoryFlow(L/s) | 0.843 |
| MechanicalVentilator-LeakFraction | 0.00 |
| MechanicalVentilator-IntrinsicPositiveEndExpiratoryPressure(cmH2O) | 0.456 |
| MechanicalVentilator-ExtrinsicPositiveEndExpiratoryPressure(cmH2O) | 5.00 |
| MechanicalVentilator-TotalPositiveEndExpiratoryPressure(cmH2O) | 5.46 |
| PhysiologicDeadSpaceTidalVolumeRatio | 0.515 |
| PhysiologicShuntFraction | 0.218 |
| TotalRespiratoryModelInspiratoryResistance(cmH2O_s/L) | 11.6 |
| TotalRespiratoryModelExpiratoryResistance(cmH2O_s/L) | 11.6 |
| TotalRespiratoryModelCompliance(mL/cmH2O) | 58.2 |
| ExtrinsicPositiveEndExpiratoryPressure(cmH2O) | 5.00 |
| TotalPositiveEndExpiratoryPressure(cmH2O) | 5.51 |
| EndTidalCarbonDioxidePressure(mmHg) | 32.5 |
| PhysiologicDeadSpace(mL) | 296 |
| AlveolarArterialGradient(mmHg) | 194 |
| AlveolarDeadSpace(mL) | 132 |
| AnatomicDeadSpace(mL) | 164 |
| ChestWallCompliance(L/cmH2O) | 0.151 |
| FractionOfInspiredOxygen | 0.400 |
| LungCompliance(L/cmH2O) | 0.0790 |
| VentilationPerfusionRatio | 1.18 |
| HeartStrokeVolume(mL) | 80.4 |
| HeartEjectionFraction | 0.555 |
| BloodVolume(L) | 6.50 |
| MeanArterialPressure(mmHg) | 95.2 |
| PulsePressure(mmHg) | 40.0 |
| CardiacOutput(L/min) | 5.91 |
| CarbonDioxideSaturation | 0.0258 |
| RespiratoryExchangeRatio | 0.799 |
| SystemicVascularResistance(mmHg_s/mL) | 0.919 |
| OxygenConsumptionRate(mL/min) | 291 |
| CarbonDioxideProductionRate(mL/min) | 232 |
| Patient-AlveoliSurfaceArea(m^2) | 37.3 |
| Patient-ExpiratoryReserveVolume(L) | 0.984 |
| Patient-FunctionalResidualCapacity(L) | 1.85 |
| Patient-InspiratoryCapacity(L) | 3.52 |
| Patient-InspiratoryReserveVolume(L) | 2.94 |
| Patient-ResidualVolume(L) | 0.863 |
| Patient-TidalVolumeBaseline(L) | 0.578 |
| Patient-TotalLungCapacity(L) | 5.36 |
| Patient-VitalCapacity(L) | 4.50 |
Segment 2
The patient is loaded in the aircraft for transport to trauma center care. Twenty minutes into the transport, SpO2 falls and both PIP and Pplat are increased.
Learning Objectives:
- Recognize worsening ARDS
- Adjust vent settings for safety
Recommended Actions:
- Increase FiO2 to 0.5
- Decrease VT to get acceptable DeltaP
- Increase RR to get same MVe
| Property Name | Validation | Engine Value | Percent Error | Percent Change | Notes |
|---|---|---|---|---|---|
| MechanicalVentilator-TidalVolume(mL) | EqualTo 567 | 579 | 2.11% | VT (measured) | |
| InspiratoryRespiratoryResistance(cmH2O_s/L) | EqualTo 12 [18] | 12.4 | 3.13% | Rinsp for moderate ARDS | |
| ExpiratoryRespiratoryResistance(cmH2O_s/L) | EqualTo 12 [18] | 12.4 | 3.13% | Rexp for moderate ARDS | |
| RespiratoryCompliance(mL/cmH2O) | EqualTo 40 [316] | 39.7 | -0.85% | C requested by SME for moderate ARDS | |
| PhysiologicDeadSpaceTidalVolumeRatio | EqualTo 0.57 [238] | 0.553 | -2.97% | VD/VT for moderate ARDS | |
| ClinicalShuntFraction | [0.300,0.500] [229] | 0.379 | 0.00% | QS/QT for moderate ARDS (determined from blood gas values) | |
| HorowitzIndex(mmHg) | [100,200] [119] | 133 | 0.00% | PaO2/FiO2 for moderate ARDS | |
| MechanicalVentilator-PeakInspiratoryPressure(cmH2O) | GreaterThan Segment1 (28.1) [316] | 31.7 | 12.97% | PIP | |
| MechanicalVentilator-PlateauPressure(cmH2O) | GreaterThan Segment1 (17.0) [316] | 20.2 | 18.69% | Pplat | |
| OxygenSaturation | LessThan Segment1 (0.953) [316] [320] | 0.888 | -6.86% | SpO2 |
| Property Name | Engine Value |
|---|---|
| Patient-Height(in) | 74.0 |
| Patient-IdealBodyWeight(kg) | 82.2 |
| InspiratoryRespiratoryResistance(cmH2O_s/L) | 12.4 |
| ExpiratoryRespiratoryResistance(cmH2O_s/L) | 12.4 |
| RespiratoryCompliance(mL/cmH2O) | 39.7 |
| ClinicalPhysiologicDeadSpaceTidalVolumeRatio | 0.478 |
| ClinicalShuntFraction | 0.379 |
| MechanicalVentilator-TidalVolume(L) | 0.579 |
| BloodPH | 7.36 |
| Aorta-Oxygen-PartialPressure(mmHg) | 53.1 |
| Aorta-CarbonDioxide-PartialPressure(mmHg) | 43.2 |
| Aorta-Bicarbonate-Molarity(mEq/L) | 26.2 |
| OxygenSaturation | 0.888 |
| HorowitzIndex(mmHg) | 133 |
| IntrinsicPositiveEndExpiratoryPressure(cmH2O) | 0.321 |
| MechanicalVentilator-RespirationRate(1/min) | 24.0 |
| MechanicalVentilator-MeanAirwayPressure(cmH2O) | 9.91 |
| MechanicalVentilator-PeakInspiratoryPressure(cmH2O) | 31.7 |
| MechanicalVentilator-PlateauPressure(cmH2O) | 20.2 |
| HeartRate(1/min) | 128 |
| SystolicArterialPressure(mmHg) | 109 |
| DiastolicArterialPressure(mmHg) | 83.1 |
| MechanicalVentilator-TotalPulmonaryVentilation(L/min) | 13.9 |
| MechanicalVentilator-InspiratoryResistance(cmH2O_s/L) | 12.4 |
| MechanicalVentilator-ExpiratoryResistance(cmH2O_s/L) | 12.4 |
| MechanicalVentilator-StaticRespiratoryCompliance(mL/cmH2O) | 38.9 |
| MechanicalVentilator-DynamicRespiratoryCompliance(mL/cmH2O) | 21.7 |
| MechanicalVentilator-EndTidalCarbonDioxidePressure(mmHg) | 28.8 |
| MechanicalVentilator-EndTidalOxygenPressure(mmHg) | 272 |
| MechanicalVentilator-ExpiratoryTidalVolume(L) | 0.579 |
| MechanicalVentilator-InspiratoryExpiratoryRatio | 0.330 |
| MechanicalVentilator-InspiratoryTidalVolume(L) | 0.579 |
| MechanicalVentilator-PeakExpiratoryFlow(L/s) | 0.969 |
| MechanicalVentilator-LeakFraction | 1.88e-14 |
| MechanicalVentilator-IntrinsicPositiveEndExpiratoryPressure(cmH2O) | 0.299 |
| MechanicalVentilator-ExtrinsicPositiveEndExpiratoryPressure(cmH2O) | 5.00 |
| MechanicalVentilator-TotalPositiveEndExpiratoryPressure(cmH2O) | 5.30 |
| PhysiologicDeadSpaceTidalVolumeRatio | 0.553 |
| PhysiologicShuntFraction | 0.381 |
| TotalRespiratoryModelInspiratoryResistance(cmH2O_s/L) | 12.4 |
| TotalRespiratoryModelExpiratoryResistance(cmH2O_s/L) | 12.4 |
| TotalRespiratoryModelCompliance(mL/cmH2O) | 45.8 |
| ExtrinsicPositiveEndExpiratoryPressure(cmH2O) | 5.00 |
| TotalPositiveEndExpiratoryPressure(cmH2O) | 5.32 |
| EndTidalCarbonDioxidePressure(mmHg) | 31.0 |
| PhysiologicDeadSpace(mL) | 318 |
| AlveolarArterialGradient(mmHg) | 215 |
| AlveolarDeadSpace(mL) | 154 |
| AnatomicDeadSpace(mL) | 164 |
| ChestWallCompliance(L/cmH2O) | 0.126 |
| FractionOfInspiredOxygen | 0.400 |
| LungCompliance(L/cmH2O) | 0.0594 |
| VentilationPerfusionRatio | 1.01 |
| HeartStrokeVolume(mL) | 49.7 |
| HeartEjectionFraction | 0.425 |
| BloodVolume(L) | 6.51 |
| MeanArterialPressure(mmHg) | 96.2 |
| PulsePressure(mmHg) | 26.1 |
| CardiacOutput(L/min) | 6.35 |
| CarbonDioxideSaturation | 0.0590 |
| RespiratoryExchangeRatio | 0.795 |
| SystemicVascularResistance(mmHg_s/mL) | 0.863 |
| OxygenConsumptionRate(mL/min) | 280 |
| CarbonDioxideProductionRate(mL/min) | 223 |
| Patient-AlveoliSurfaceArea(m^2) | 14.9 |
| Patient-ExpiratoryReserveVolume(L) | 0.943 |
| Patient-FunctionalResidualCapacity(L) | 1.39 |
| Patient-InspiratoryCapacity(L) | 3.37 |
| Patient-InspiratoryReserveVolume(L) | 2.79 |
| Patient-ResidualVolume(L) | 0.444 |
| Patient-TidalVolumeBaseline(L) | 0.578 |
| Patient-TotalLungCapacity(L) | 4.75 |
| Patient-VitalCapacity(L) | 4.31 |
Segment 3
Patient transport continues.
Learning Objectives:
- Recognize need to increase PEEP to keep on PEEP matrix
Recommended Actions:
- Increase PEEP to 8 cmH2O to keep on low PEEP table
Ventilator settings are updated to:
- FiO2: 0.4 -> 0.5
- RR: 24 -> 28 bpm
- VT: 584 -> 490 mL
- Flow: 60 -> 50 L/min
| Property Name | Validation | Engine Value | Percent Error | Percent Change | Notes |
|---|---|---|---|---|---|
| MechanicalVentilator-TidalVolume(mL) | EqualTo 490 | 482 | -1.73% | VT (measured) | |
| Aorta-Oxygen-PartialPressure(mmHg) | GreaterThan Segment2 (53.1) [316] [320] | 55.0 | 3.64% | PaO2 | |
| ClinicalShuntFraction | EqualTo Segment2 (0.379) [316] [320] | 0.382 | 0.82% | QS/QT |
| Property Name | Engine Value |
|---|---|
| Patient-Height(in) | 74.0 |
| Patient-IdealBodyWeight(kg) | 82.2 |
| InspiratoryRespiratoryResistance(cmH2O_s/L) | 12.4 |
| ExpiratoryRespiratoryResistance(cmH2O_s/L) | 12.4 |
| RespiratoryCompliance(mL/cmH2O) | 39.7 |
| ClinicalPhysiologicDeadSpaceTidalVolumeRatio | 0.436 |
| ClinicalShuntFraction | 0.382 |
| MechanicalVentilator-TidalVolume(L) | 0.482 |
| BloodPH | 7.35 |
| Aorta-Oxygen-PartialPressure(mmHg) | 55.0 |
| Aorta-CarbonDioxide-PartialPressure(mmHg) | 44.1 |
| Aorta-Bicarbonate-Molarity(mEq/L) | 26.2 |
| OxygenSaturation | 0.895 |
| HorowitzIndex(mmHg) | 110 |
| IntrinsicPositiveEndExpiratoryPressure(cmH2O) | 0.560 |
| MechanicalVentilator-RespirationRate(1/min) | 27.8 |
| MechanicalVentilator-MeanAirwayPressure(cmH2O) | 9.82 |
| MechanicalVentilator-PeakInspiratoryPressure(cmH2O) | 27.7 |
| MechanicalVentilator-PlateauPressure(cmH2O) | 17.8 |
| HeartRate(1/min) | 121 |
| SystolicArterialPressure(mmHg) | 109 |
| DiastolicArterialPressure(mmHg) | 81.9 |
| MechanicalVentilator-TotalPulmonaryVentilation(L/min) | 13.4 |
| MechanicalVentilator-InspiratoryResistance(cmH2O_s/L) | 12.4 |
| MechanicalVentilator-ExpiratoryResistance(cmH2O_s/L) | 12.4 |
| MechanicalVentilator-StaticRespiratoryCompliance(mL/cmH2O) | 39.1 |
| MechanicalVentilator-DynamicRespiratoryCompliance(mL/cmH2O) | 21.2 |
| MechanicalVentilator-EndTidalCarbonDioxidePressure(mmHg) | 31.8 |
| MechanicalVentilator-EndTidalOxygenPressure(mmHg) | 344 |
| MechanicalVentilator-ExpiratoryTidalVolume(L) | 0.482 |
| MechanicalVentilator-InspiratoryExpiratoryRatio | 0.403 |
| MechanicalVentilator-InspiratoryTidalVolume(L) | 0.482 |
| MechanicalVentilator-PeakExpiratoryFlow(L/s) | 0.834 |
| MechanicalVentilator-LeakFraction | 3.94e-14 |
| MechanicalVentilator-IntrinsicPositiveEndExpiratoryPressure(cmH2O) | 0.510 |
| MechanicalVentilator-ExtrinsicPositiveEndExpiratoryPressure(cmH2O) | 5.00 |
| MechanicalVentilator-TotalPositiveEndExpiratoryPressure(cmH2O) | 5.51 |
| PhysiologicDeadSpaceTidalVolumeRatio | 0.553 |
| PhysiologicShuntFraction | 0.384 |
| TotalRespiratoryModelInspiratoryResistance(cmH2O_s/L) | 12.4 |
| TotalRespiratoryModelExpiratoryResistance(cmH2O_s/L) | 12.4 |
| TotalRespiratoryModelCompliance(mL/cmH2O) | 46.2 |
| ExtrinsicPositiveEndExpiratoryPressure(cmH2O) | 5.00 |
| TotalPositiveEndExpiratoryPressure(cmH2O) | 5.56 |
| EndTidalCarbonDioxidePressure(mmHg) | 35.6 |
| PhysiologicDeadSpace(mL) | 318 |
| AlveolarArterialGradient(mmHg) | 283 |
| AlveolarDeadSpace(mL) | 154 |
| AnatomicDeadSpace(mL) | 164 |
| ChestWallCompliance(L/cmH2O) | 0.126 |
| FractionOfInspiredOxygen | 0.499 |
| LungCompliance(L/cmH2O) | 0.0594 |
| VentilationPerfusionRatio | 0.725 |
| HeartStrokeVolume(mL) | 53.4 |
| HeartEjectionFraction | 0.446 |
| BloodVolume(L) | 6.52 |
| MeanArterialPressure(mmHg) | 95.8 |
| PulsePressure(mmHg) | 27.5 |
| CardiacOutput(L/min) | 6.45 |
| CarbonDioxideSaturation | 0.109 |
| RespiratoryExchangeRatio | 0.796 |
| SystemicVascularResistance(mmHg_s/mL) | 0.846 |
| OxygenConsumptionRate(mL/min) | 282 |
| CarbonDioxideProductionRate(mL/min) | 224 |
| Patient-AlveoliSurfaceArea(m^2) | 14.9 |
| Patient-ExpiratoryReserveVolume(L) | 0.943 |
| Patient-FunctionalResidualCapacity(L) | 1.39 |
| Patient-InspiratoryCapacity(L) | 3.37 |
| Patient-InspiratoryReserveVolume(L) | 2.79 |
| Patient-ResidualVolume(L) | 0.444 |
| Patient-TidalVolumeBaseline(L) | 0.578 |
| Patient-TotalLungCapacity(L) | 4.75 |
| Patient-VitalCapacity(L) | 4.31 |
Segment 4
Patient transport has ended.
Learning Objectives:
- Recognize improvement due to change in vent settings
Recommended Actions:
- None
Ventilator settings are updated to:
- PEEP: 5 -> 8 cmH2O
| Property Name | Validation | Engine Value | Percent Error | Percent Change | Notes |
|---|---|---|---|---|---|
| MechanicalVentilator-TidalVolume(mL) | EqualTo 490 | 481 | -1.78% | VT (measured) | |
| RespiratoryCompliance(mL/cmH2O) | GreaterThan Segment3 (39.7) [238] | 41.4 | 4.42% | C | |
| Aorta-CarbonDioxide-PartialPressure(mmHg) | EqualTo Segment3 (44.1) [264] | 45.5 | 3.18% | PaCO2 | |
| Aorta-Oxygen-PartialPressure(mmHg) | GreaterThan Segment3 (55.0) [193] | 58.9 | 7.04% | PaO2 | |
| HorowitzIndex(mmHg) | GreaterThan Segment3 (110) [193] | 118 | 7.05% | PaO2/FiO2 | |
| ClinicalShuntFraction | LessThan Segment3 (0.382) [193] | 0.349 | -8.75% | QS/QT (determined from blood gas values) |
| Property Name | Engine Value |
|---|---|
| Patient-Height(in) | 74.0 |
| Patient-IdealBodyWeight(kg) | 82.2 |
| InspiratoryRespiratoryResistance(cmH2O_s/L) | 12.4 |
| ExpiratoryRespiratoryResistance(cmH2O_s/L) | 12.4 |
| RespiratoryCompliance(mL/cmH2O) | 41.4 |
| ClinicalPhysiologicDeadSpaceTidalVolumeRatio | 0.430 |
| ClinicalShuntFraction | 0.349 |
| MechanicalVentilator-TidalVolume(L) | 0.481 |
| BloodPH | 7.33 |
| Aorta-Oxygen-PartialPressure(mmHg) | 58.9 |
| Aorta-CarbonDioxide-PartialPressure(mmHg) | 45.5 |
| Aorta-Bicarbonate-Molarity(mEq/L) | 26.3 |
| OxygenSaturation | 0.909 |
| HorowitzIndex(mmHg) | 118 |
| IntrinsicPositiveEndExpiratoryPressure(cmH2O) | 0.631 |
| MechanicalVentilator-RespirationRate(1/min) | 27.8 |
| MechanicalVentilator-MeanAirwayPressure(cmH2O) | 12.8 |
| MechanicalVentilator-PeakInspiratoryPressure(cmH2O) | 30.3 |
| MechanicalVentilator-PlateauPressure(cmH2O) | 20.3 |
| HeartRate(1/min) | 105 |
| SystolicArterialPressure(mmHg) | 111 |
| DiastolicArterialPressure(mmHg) | 80.0 |
| MechanicalVentilator-TotalPulmonaryVentilation(L/min) | 13.4 |
| MechanicalVentilator-InspiratoryResistance(cmH2O_s/L) | 12.4 |
| MechanicalVentilator-ExpiratoryResistance(cmH2O_s/L) | 12.4 |
| MechanicalVentilator-StaticRespiratoryCompliance(mL/cmH2O) | 41.1 |
| MechanicalVentilator-DynamicRespiratoryCompliance(mL/cmH2O) | 21.6 |
| MechanicalVentilator-EndTidalCarbonDioxidePressure(mmHg) | 33.4 |
| MechanicalVentilator-EndTidalOxygenPressure(mmHg) | 345 |
| MechanicalVentilator-ExpiratoryTidalVolume(L) | 0.481 |
| MechanicalVentilator-InspiratoryExpiratoryRatio | 0.403 |
| MechanicalVentilator-InspiratoryTidalVolume(L) | 0.481 |
| MechanicalVentilator-PeakExpiratoryFlow(L/s) | 0.808 |
| MechanicalVentilator-LeakFraction | 0.00 |
| MechanicalVentilator-IntrinsicPositiveEndExpiratoryPressure(cmH2O) | 0.566 |
| MechanicalVentilator-ExtrinsicPositiveEndExpiratoryPressure(cmH2O) | 8.00 |
| MechanicalVentilator-TotalPositiveEndExpiratoryPressure(cmH2O) | 8.57 |
| PhysiologicDeadSpaceTidalVolumeRatio | 0.553 |
| PhysiologicShuntFraction | 0.352 |
| TotalRespiratoryModelInspiratoryResistance(cmH2O_s/L) | 12.4 |
| TotalRespiratoryModelExpiratoryResistance(cmH2O_s/L) | 12.4 |
| TotalRespiratoryModelCompliance(mL/cmH2O) | 47.7 |
| ExtrinsicPositiveEndExpiratoryPressure(cmH2O) | 8.01 |
| TotalPositiveEndExpiratoryPressure(cmH2O) | 8.64 |
| EndTidalCarbonDioxidePressure(mmHg) | 37.4 |
| PhysiologicDeadSpace(mL) | 318 |
| AlveolarArterialGradient(mmHg) | 281 |
| AlveolarDeadSpace(mL) | 154 |
| AnatomicDeadSpace(mL) | 164 |
| ChestWallCompliance(L/cmH2O) | 0.143 |
| FractionOfInspiredOxygen | 0.499 |
| LungCompliance(L/cmH2O) | 0.0594 |
| VentilationPerfusionRatio | 0.735 |
| HeartStrokeVolume(mL) | 60.7 |
| HeartEjectionFraction | 0.482 |
| BloodVolume(L) | 6.50 |
| MeanArterialPressure(mmHg) | 95.6 |
| PulsePressure(mmHg) | 30.5 |
| CardiacOutput(L/min) | 6.36 |
| CarbonDioxideSaturation | 0.174 |
| RespiratoryExchangeRatio | 0.799 |
| SystemicVascularResistance(mmHg_s/mL) | 0.858 |
| OxygenConsumptionRate(mL/min) | 285 |
| CarbonDioxideProductionRate(mL/min) | 228 |
| Patient-AlveoliSurfaceArea(m^2) | 14.9 |
| Patient-ExpiratoryReserveVolume(L) | 0.943 |
| Patient-FunctionalResidualCapacity(L) | 1.39 |
| Patient-InspiratoryCapacity(L) | 3.37 |
| Patient-InspiratoryReserveVolume(L) | 2.79 |
| Patient-ResidualVolume(L) | 0.444 |
| Patient-TidalVolumeBaseline(L) | 0.578 |
| Patient-TotalLungCapacity(L) | 4.75 |
| Patient-VitalCapacity(L) | 4.31 |
Scenario Output Plots
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