PECARN pediatric C-spine (Leonard 2024)
PECARN pediatric C-spine (Leonard 2024). No age split. High (consider CT) if GCS 3-8 or AVPU U; abnormal airway, breathing, or circulation; or focal neurologic deficit. Else intermediate (consider x-rays) if neck pain; AMS GCS 9-14; substantial head or torso injury; or midline neck tenderness. Else low (consider clinical clearance). High-risk beats intermediate. Not NEXUS, Canadian C-spine, PECARN head, or PECARN IAI. Not a medical device. magent does not examine the patient.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
338 msmedian answer time
$0.005listed price per call
$0.007price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://api.magentlab.com/api/calc/pecarn_cspine
| Category | Everything else |
|---|---|
| Provider host | api.magentlab.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-28 | valid payment request | 402 | $0.007 | 338 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"abnormal_airway_breathing_or_circulation": false,
"altered_mental_status_gcs_9_to_14": false,
"focal_neurologic_deficit": false,
"gcs_3_to_8_or_avpu_u": false,
"midline_neck_tenderness": false,
"neck_pain": false,
"substantial_head_injury": false,
"substantial_torso_injury": false
},
{
"abnormal_airway_breathing_or_circulation": false,
"altered_mental_status_gcs_9_to_14": false,
"focal_neurologic_deficit": false,
"gcs_3_to_8_or_avpu_u": false,
"midline_neck_tenderness": false,
"neck_pain": false,
"substantial_head_injury": false,
"substantial_torso_injury": false
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"abnormal_airway_breathing_or_circulation": {
"description": "Abnormal airway, breathing, or circulation as assigned by the caller (Leonard 2024 high-risk). true or false. High-risk; consider CT when any high-risk factor is true. magent does not examine airway, breathing, or circulation.",
"type": "boolean"
},
"altered_mental_status_gcs_9_to_14": {
"description": "Altered mental status as GCS 9-14, AVPU V or P, or other AMS (not the high-risk U / GCS 3-8 flag) as assigned by the caller (Leonard 2024 CART non-negligible / intermediate). true or false. magent does not take a GCS integer or AVPU letter.",
"type": "boolean"
},
"focal_neurologic_deficit": {
"description": "Focal neurologic deficit (paresthesia, numbness, or weakness) as assigned by the caller (Leonard 2024 high-risk). true or false. High-risk; consider CT when any high-risk factor is true. magent does not examine the patient.",
"type": "boolean"
},
"gcs_3_to_8_or_avpu_u": {
"description": "GCS 3-8 or AVPU = U as assigned by the caller (Leonard 2024 high-risk; paper: factors associated with >10% CSI). true or false. High-risk; consider CT when any high-risk factor is true. This is not the intermediate GCS 9-14 / AVPU V or P / other AMS flag. magent does not take a GCS integer or AVPU letter.",
"type": "boolean"
},
"midline_neck_tenderness": {
"description": "Midline neck tenderness as assigned by the caller (Leonard 2024 CART non-negligible / intermediate). true or false. magent does not palpate the neck.",
"type": "boolean"
},
"neck_pain": {
"description": "Self-reported neck pain as assigned by the caller (Leonard 2024 CART non-negligible / intermediate). true or false. Consider x-rays when any intermediate factor is true and no high-risk factor is true. magent does not take a pain score.",
"type": "boolean"
},
"substantial_head_injury": {
"description": "Substantial head injury as assigned by the caller (Leonard 2024 CART non-negligible / intermediate). Paper: injuries warranting inpatient observation or surgical intervention (example: skull fracture). true or false. Caller assigns the boolean; magent does not interpret imaging.",
"type": "boolean"
},
"substantial_torso_injury": {
"description": "Substantial torso injury as assigned by the caller (Leonard 2024 CART non-negligible / intermediate). Paper: injuries warranting inpatient observation or surgical intervention (examples: pneumothorax; solid-organ injury; T/L/S spine fracture; pelvic fracture). true or false. Caller assigns the boolean; magent does not interpret imaging.",
"type": "boolean"
}
},
"required": [
"gcs_3_to_8_or_avpu_u",
"abnormal_airway_breathing_or_circulation",
"focal_neurologic_deficit",
"neck_pain",
"altered_mental_status_gcs_9_to_14",
"substantial_head_injury",
"substantial_torso_injury",
"midline_neck_tenderness"
],
"type": "object"
},
"maxItems": 25,
"minItems": 1,
"type": "array"
}
},
"required": [
"items"
],
"type": "object"
},
"headers": {
"additionalProperties": {
"type": "string"
},
"type": "object"
},
"method": {
"const": "POST",
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}