{ "x402Version": 2, "id": 38793, "slug": "38793", "resource": "https://api.magentlab.com/api/calc/stone_nephrolithometry", "description": "Okhunov 2013 STONE nephrolithometry for kidney calculi (PCNL). Caller-assigned published item points: size 0_399 1 / 400_799 2 / 800_1599 3 / ge_1600 4 (mm²); tract le_100 1 / gt_100 2 (skin-to-stone mm); obstruction none_or_mild 1 / moderate_or_severe 2 (hydronephrosis); calyces 1_or_2 1 / 3 2 / staghorn 3; essence le_950 1 / gt_950 2 (HU). Sum 5-13. No published SFR bands. Not the Moore 2014 ureteral STONE score. magent does not measure CT. Not a medical device. Not a PCNL order.", "type": "http", "serviceName": "magent", "resourceType": "Agent Service", "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0x836Be278f1739fB4308091cD1852F7971Bc19Ee2", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "5000", "amountUsd": 0.005, "maxTimeoutSeconds": 600 } ], "outputSchema": { "properties": { "example": { "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" }, "extensions": { "bazaar": { "info": { "iconUrl": "https://api.magentlab.com/favicon.ico", "input": { "body": { "items": [ { "calyces": "1_or_2", "essence": "le_950", "obstruction": "none_or_mild", "size": "0_399", "tract": "le_100" }, { "calyces": "1_or_2", "essence": "le_950", "obstruction": "none_or_mild", "size": "0_399", "tract": "le_100" } ] }, "method": "POST", "type": "http" }, "output": { "example": { "count": 2, "items": [ { "calyces": "1_or_2", "citation": { "authors": "Okhunov Z, Friedlander JI, George AK, Duty BD, Moreira DM, Srinivasan AK, Hillelsohn J, Smith AD, Okeke Z", "doi": "10.1016/j.urology.2012.10.083", "id": "okhunov-2013", "pmid": "23540858", "source": "Urology. 2013;81(6):1154-1159", "title": "S.T.O.N.E. nephrolithometry: novel surgical classification system for kidney calculi" }, "components": [ { "factor": "size", "points": 1, "present": true, "value": "0_399" }, { "factor": "tract", "points": 1, "present": true, "value": "le_100" }, { "factor": "obstruction", "points": 1, "present": true, "value": "none_or_mild" }, { "factor": "calyces", "points": 1, "present": true, "value": "1_or_2" }, { "factor": "essence", "points": 1, "present": true, "value": "le_950" } ], "disclaimer": "Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.", "essence": "le_950", "formula": "stone_nephrolithometry", "formula_expression": "STONE = size (0_399 1, 400_799 2, 800_1599 3, ge_1600 4) + tract (le_100 1, gt_100 2) + obstruction (none_or_mild 1, moderate_or_severe 2) + calyces (1_or_2 1, 3 2, staghorn 3) + essence (le_950 1, gt_950 2); Okhunov 2013 STONE nephrolithometry; sum 5-13; no published SFR bands", "max_score": 13, "obstruction": "none_or_mild", "score": 5, "size": "0_399", "tract": "le_100" }, { "calyces": "1_or_2", "citation": { "authors": "Okhunov Z, Friedlander JI, George AK, Duty BD, Moreira DM, Srinivasan AK, Hillelsohn J, Smith AD, Okeke Z", "doi": "10.1016/j.urology.2012.10.083", "id": "okhunov-2013", "pmid": "23540858", "source": "Urology. 2013;81(6):1154-1159", "title": "S.T.O.N.E. nephrolithometry: novel surgical classification system for kidney calculi" }, "components": [ { "factor": "size", "points": 1, "present": true, "value": "0_399" }, { "factor": "tract", "points": 1, "present": true, "value": "le_100" }, { "factor": "obstruction", "points": 1, "present": true, "value": "none_or_mild" }, { "factor": "calyces", "points": 1, "present": true, "value": "1_or_2" }, { "factor": "essence", "points": 1, "present": true, "value": "le_950" } ], "disclaimer": "Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.", "essence": "le_950", "formula": "stone_nephrolithometry", "formula_expression": "STONE = size (0_399 1, 400_799 2, 800_1599 3, ge_1600 4) + tract (le_100 1, gt_100 2) + obstruction (none_or_mild 1, moderate_or_severe 2) + calyces (1_or_2 1, 3 2, staghorn 3) + essence (le_950 1, gt_950 2); Okhunov 2013 STONE nephrolithometry; sum 5-13; no published SFR bands", "max_score": 13, "obstruction": "none_or_mild", "score": 5, "size": "0_399", "tract": "le_100" } ], "path": "/api/calc/stone_nephrolithometry" }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "body": { "additionalProperties": false, "properties": { "items": { "items": { "properties": { "calyces": { "description": "Caller-assigned number of involved calyces or staghorn (Okhunov 2013). 1_or_2 scores 1; 3 scores 2; staghorn scores 3. magent does not count calyces or read CT.", "enum": [ "1_or_2", "3", "staghorn" ], "type": "string" }, "essence": { "description": "Caller-assigned stone density in Hounsfield units (Okhunov 2013 essence). le_950 (≤950 HU) scores 1; gt_950 (>950 HU) scores 2. magent does not measure HU or CT.", "enum": [ "le_950", "gt_950" ], "type": "string" }, "obstruction": { "description": "Caller-assigned hydronephrosis / obstruction (Okhunov 2013). none_or_mild scores 1; moderate_or_severe scores 2. magent does not measure hydronephrosis or CT.", "enum": [ "none_or_mild", "moderate_or_severe" ], "type": "string" }, "size": { "description": "Caller-assigned stone size in mm² (Okhunov 2013). 0_399 (0–399 mm²) scores 1; 400_799 (400–799 mm²) scores 2; 800_1599 (800–1599 mm²) scores 3; ge_1600 (≥1600 mm²) scores 4. magent does not measure stone size or CT.", "enum": [ "0_399", "400_799", "800_1599", "ge_1600" ], "type": "string" }, "tract": { "description": "Caller-assigned tract length in mm, skin-to-stone (Okhunov 2013). le_100 (≤100 mm) scores 1; gt_100 (>100 mm) scores 2. magent does not measure tract length or CT.", "enum": [ "le_100", "gt_100" ], "type": "string" } }, "required": [ "size", "tract", "obstruction", "calyces", "essence" ], "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" } } }, "tags": [ "stone-nephrolithometry", "pcnl", "kidney", "urology", "calculator", "bazaar" ], "sourceHost": "api.magentlab.com", "lastUpdated": "2026-10-13T15:17:31.059Z", "quality": { "calls30d": 6, "uniquePayers30d": 3, "lastCalledAt": "2026-10-13T15:17:30.656Z" }, "metadata": { "serviceName": "magent", "extensions": { "bazaar": { "info": { "iconUrl": "https://api.magentlab.com/favicon.ico", "input": { "body": { "items": [ { "calyces": "1_or_2", "essence": "le_950", "obstruction": "none_or_mild", "size": "0_399", "tract": "le_100" }, { "calyces": "1_or_2", "essence": "le_950", "obstruction": "none_or_mild", "size": "0_399", "tract": "le_100" } ] }, "method": "POST", "type": "http" }, "output": { "example": { "count": 2, "items": [ { "calyces": "1_or_2", "citation": { "authors": "Okhunov Z, Friedlander JI, George AK, Duty BD, Moreira DM, Srinivasan AK, Hillelsohn J, Smith AD, Okeke Z", "doi": "10.1016/j.urology.2012.10.083", "id": "okhunov-2013", "pmid": "23540858", "source": "Urology. 2013;81(6):1154-1159", "title": "S.T.O.N.E. nephrolithometry: novel surgical classification system for kidney calculi" }, "components": [ { "factor": "size", "points": 1, "present": true, "value": "0_399" }, { "factor": "tract", "points": 1, "present": true, "value": "le_100" }, { "factor": "obstruction", "points": 1, "present": true, "value": "none_or_mild" }, { "factor": "calyces", "points": 1, "present": true, "value": "1_or_2" }, { "factor": "essence", "points": 1, "present": true, "value": "le_950" } ], "disclaimer": "Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.", "essence": "le_950", "formula": "stone_nephrolithometry", "formula_expression": "STONE = size (0_399 1, 400_799 2, 800_1599 3, ge_1600 4) + tract (le_100 1, gt_100 2) + obstruction (none_or_mild 1, moderate_or_severe 2) + calyces (1_or_2 1, 3 2, staghorn 3) + essence (le_950 1, gt_950 2); Okhunov 2013 STONE nephrolithometry; sum 5-13; no published SFR bands", "max_score": 13, "obstruction": "none_or_mild", "score": 5, "size": "0_399", "tract": "le_100" }, { "calyces": "1_or_2", "citation": { "authors": "Okhunov Z, Friedlander JI, George AK, Duty BD, Moreira DM, Srinivasan AK, Hillelsohn J, Smith AD, Okeke Z", "doi": "10.1016/j.urology.2012.10.083", "id": "okhunov-2013", "pmid": "23540858", "source": "Urology. 2013;81(6):1154-1159", "title": "S.T.O.N.E. nephrolithometry: novel surgical classification system for kidney calculi" }, "components": [ { "factor": "size", "points": 1, "present": true, "value": "0_399" }, { "factor": "tract", "points": 1, "present": true, "value": "le_100" }, { "factor": "obstruction", "points": 1, "present": true, "value": "none_or_mild" }, { "factor": "calyces", "points": 1, "present": true, "value": "1_or_2" }, { "factor": "essence", "points": 1, "present": true, "value": "le_950" } ], "disclaimer": "Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.", "essence": "le_950", "formula": "stone_nephrolithometry", "formula_expression": "STONE = size (0_399 1, 400_799 2, 800_1599 3, ge_1600 4) + tract (le_100 1, gt_100 2) + obstruction (none_or_mild 1, moderate_or_severe 2) + calyces (1_or_2 1, 3 2, staghorn 3) + essence (le_950 1, gt_950 2); Okhunov 2013 STONE nephrolithometry; sum 5-13; no published SFR bands", "max_score": 13, "obstruction": "none_or_mild", "score": 5, "size": "0_399", "tract": "le_100" } ], "path": "/api/calc/stone_nephrolithometry" }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "body": { "additionalProperties": false, "properties": { "items": { "items": { "properties": { "calyces": { "description": "Caller-assigned number of involved calyces or staghorn (Okhunov 2013). 1_or_2 scores 1; 3 scores 2; staghorn scores 3. magent does not count calyces or read CT.", "enum": [ "1_or_2", "3", "staghorn" ], "type": "string" }, "essence": { "description": "Caller-assigned stone density in Hounsfield units (Okhunov 2013 essence). le_950 (≤950 HU) scores 1; gt_950 (>950 HU) scores 2. magent does not measure HU or CT.", "enum": [ "le_950", "gt_950" ], "type": "string" }, "obstruction": { "description": "Caller-assigned hydronephrosis / obstruction (Okhunov 2013). none_or_mild scores 1; moderate_or_severe scores 2. magent does not measure hydronephrosis or CT.", "enum": [ "none_or_mild", "moderate_or_severe" ], "type": "string" }, "size": { "description": "Caller-assigned stone size in mm² (Okhunov 2013). 0_399 (0–399 mm²) scores 1; 400_799 (400–799 mm²) scores 2; 800_1599 (800–1599 mm²) scores 3; ge_1600 (≥1600 mm²) scores 4. magent does not measure stone size or CT.", "enum": [ "0_399", "400_799", "800_1599", "ge_1600" ], "type": "string" }, "tract": { "description": "Caller-assigned tract length in mm, skin-to-stone (Okhunov 2013). le_100 (≤100 mm) scores 1; gt_100 (>100 mm) scores 2. magent does not measure tract length or CT.", "enum": [ "le_100", "gt_100" ], "type": "string" } }, "required": [ "size", "tract", "obstruction", "calyces", "essence" ], "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" } } } }, "liveness": { "reliability": null }, "verified": false, "featured": false, "provider": { "host": "api.magentlab.com", "manifest_name": "api.magentlab.com", "source": "cdp-mirror", "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources", "submitted_at": "2026-10-14T01:15:01.050Z" }, "exampleResponse": { "example": {}, "type": "string" } }