SLICC 2012 SLE classification (Petri Table 3)

{
  "items": [
    {
      "acute_cutaneous_lupus": true,
      "ana": true,
      "anti_dsdna": true,
      "anti_sm": false,
      "antiphospholipid": false,
      "biopsy_lupus_nephritis": false,
      "chronic_cutaneous_lupus": false,
      "direct_coombs": false,
      "hemolytic_anemia": false,
      "leukopenia_or_lymphopenia": false,
      "low_complement": false,
      "neurologic": false,
      "nonscarring_alopecia": false,
      "oral_or_nasal_ulcers": true,
      "renal": false,
      "serositis": false,
      "synovitis": true,
      "thrombocytopenia": false
    },
    {
      "acute_cutaneous_lupus": true,
      "ana": true,
      "anti_dsdna": true,
      "anti_sm": false,
      "antiphospholipid": false,
      "biopsy_lupus_nephritis": false,
      "chronic_cutaneous_lupus": false,
      "direct_coombs": false,
      "hemolytic_anemia": false,
      "leukopenia_or_lymphopenia": false,
      "low_complement": false,
      "neurologic": false,
      "nonscarring_alopecia": false,
      "oral_or_nasal_ulcers": true,
      "renal": false,
      "serositis": false,
      "synovitis": true,
      "thrombocytopenia": false
    }
  ]
}

{
  "count": 2,
  "items": [
    {
      "citation": {
        "authors": "Petri M, Orbai AM, Alarcón GS, Gordon C, Merrill JT, Fortin PR, Bruce IN, Isenberg D, Wallace DJ, Nived O, Sturfelt G, Ramsey-Goldman R, Bae SC, Hanly JG, Sánchez-Guerrero J, Clarke A, Aranow C, Manzi S, Urowitz M, Gladman D, Kalunian K, Costner M, Werth VP, Zoma A, Bernatsky S, Ruiz-Irastorza G, Khamashta MA, Jacobsen S, Buyon JP, Maddison P, Dooley MA, van Vollenhoven RF, Ginzler E, Stoll T, Peschken C, Jorizzo JL, Callen JP, Lim SS, Fessler BJ, Inanc M, Kamen DL, Rahman A, Steinsson K, Franks AG, Sigler L, Hameed S, Fang H, Pham N, Brey R, Weisman MH, McGwin G, Magder LS",
        "doi": "10.1002/art.34473",
        "id": "petri-2012",
        "pmid": "22553077",
        "source": "Arthritis Rheum. 2012;64(8):2677-2686",
        "title": "Derivation and validation of the Systemic Lupus International Collaborating Clinics classification criteria for systemic lupus erythematosus"
      },
      "classified": true,
      "clinical_count": 3,
      "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.",
      "formula": "slicc_sle",
      "formula_expression": "SLICC 2012 SLE classification (Petri Table 3 + classification rule): 11 clinical flags (acute_cutaneous_lupus, chronic_cutaneous_lupus, oral_or_nasal_ulcers, nonscarring_alopecia, synovitis, serositis, renal, neurologic, hemolytic_anemia, leukopenia_or_lymphopenia, thrombocytopenia) and 6 immunologic flags (ana, anti_dsdna, anti_sm, antiphospholipid, low_complement, direct_coombs). clinical_count = count of clinical flags that are true. immunologic_count = count of immunologic flags that are true, except direct_coombs counts only when hemolytic_anemia is false. nephritis_shortcut iff biopsy_lupus_nephritis and (ana or anti_dsdna). classified iff nephritis_shortcut or (clinical_count ≥1 and immunologic_count ≥1 and clinical_count + immunologic_count ≥4). Criteria need not be concurrent. Not a diagnosis. Not 1997 ACR. Not 2019 EULAR/ACR",
      "immunologic_count": 2,
      "nephritis_shortcut": false
    },
    {
      "citation": {
        "authors": "Petri M, Orbai AM, Alarcón GS, Gordon C, Merrill JT, Fortin PR, Bruce IN, Isenberg D, Wallace DJ, Nived O, Sturfelt G, Ramsey-Goldman R, Bae SC, Hanly JG, Sánchez-Guerrero J, Clarke A, Aranow C, Manzi S, Urowitz M, Gladman D, Kalunian K, Costner M, Werth VP, Zoma A, Bernatsky S, Ruiz-Irastorza G, Khamashta MA, Jacobsen S, Buyon JP, Maddison P, Dooley MA, van Vollenhoven RF, Ginzler E, Stoll T, Peschken C, Jorizzo JL, Callen JP, Lim SS, Fessler BJ, Inanc M, Kamen DL, Rahman A, Steinsson K, Franks AG, Sigler L, Hameed S, Fang H, Pham N, Brey R, Weisman MH, McGwin G, Magder LS",
        "doi": "10.1002/art.34473",
        "id": "petri-2012",
        "pmid": "22553077",
        "source": "Arthritis Rheum. 2012;64(8):2677-2686",
        "title": "Derivation and validation of the Systemic Lupus International Collaborating Clinics classification criteria for systemic lupus erythematosus"
      },
      "classified": true,
      "clinical_count": 3,
      "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.",
      "formula": "slicc_sle",
      "formula_expression": "SLICC 2012 SLE classification (Petri Table 3 + classification rule): 11 clinical flags (acute_cutaneous_lupus, chronic_cutaneous_lupus, oral_or_nasal_ulcers, nonscarring_alopecia, synovitis, serositis, renal, neurologic, hemolytic_anemia, leukopenia_or_lymphopenia, thrombocytopenia) and 6 immunologic flags (ana, anti_dsdna, anti_sm, antiphospholipid, low_complement, direct_coombs). clinical_count = count of clinical flags that are true. immunologic_count = count of immunologic flags that are true, except direct_coombs counts only when hemolytic_anemia is false. nephritis_shortcut iff biopsy_lupus_nephritis and (ana or anti_dsdna). classified iff nephritis_shortcut or (clinical_count ≥1 and immunologic_count ≥1 and clinical_count + immunologic_count ≥4). Criteria need not be concurrent. Not a diagnosis. Not 1997 ACR. Not 2019 EULAR/ACR",
      "immunologic_count": 2,
      "nephritis_shortcut": false
    }
  ],
  "path": "/api/calc/slicc_sle"
}