ToolAssay

Fong 1999 clinical score after hepatic resection for metastatic colorectal cance

Fong 1999 clinical score after hepatic resection for metastatic colorectal cancer: five caller-assigned preoperative flags (node-positive primary, disease-free interval <12 months, more than one hepatic tumor, largest tumor >5 cm, CEA >200 ng/mL), 1 point each, score 0–5. favorable is true iff score ≤2. Not a resectability decision or adjuvant protocol. magent does not interpret imaging or pathology.

Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
263 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/fong

CategoryEverything else
Provider hostapi.magentlab.com
Networkseip155:8453
Payment schemesexact
Self-reported calls, 30 days0 from 0 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-28 valid payment request 402$0.007 263 ms

Example input (from the provider)

{
  "body": {
    "items": [
      {
        "cea_gt_200": false,
        "dfi_lt_12_months": false,
        "largest_tumor_gt_5_cm": false,
        "more_than_one_hepatic_tumor": false,
        "node_positive_primary": false
      },
      {
        "cea_gt_200": false,
        "dfi_lt_12_months": false,
        "largest_tumor_gt_5_cm": false,
        "more_than_one_hepatic_tumor": false,
        "node_positive_primary": 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": {
                  "cea_gt_200": {
                    "description": "CEA >200 ng/mL (Fong 1999). Caller already applied the published threshold; equality at 200 ng/mL does not meet. true or false.",
                    "type": "boolean"
                  },
                  "dfi_lt_12_months": {
                    "description": "Disease-free interval from primary to metastases <12 months (Fong 1999). Caller already applied the published threshold; equality at 12 months does not meet. true or false.",
                    "type": "boolean"
                  },
                  "largest_tumor_gt_5_cm": {
                    "description": "Largest hepatic tumor >5 cm (Fong 1999). Caller already applied the published threshold; equality at 5 cm does not meet. true or false.",
                    "type": "boolean"
                  },
                  "more_than_one_hepatic_tumor": {
                    "description": "More than one hepatic tumor (Fong 1999). true or false as assigned by the caller. magent does not interpret imaging.",
                    "type": "boolean"
                  },
                  "node_positive_primary": {
                    "description": "Node-positive primary (Fong 1999). true or false as assigned by the caller. magent does not interpret pathology.",
                    "type": "boolean"
                  }
                },
                "required": [
                  "node_positive_primary",
                  "dfi_lt_12_months",
                  "more_than_one_hepatic_tumor",
                  "largest_tumor_gt_5_cm",
                  "cea_gt_200"
                ],
                "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"
}

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