other

Eherer–Fordtran 1992 fecal osmotic gap: stool osmolality minus 2×(stool Na + stool K). Assumed stool osm 290 mOsm/kg when measured osm is omitted. Deterministic published arithmetic with citation; not a diagnosis of osmotic versus secretory diarrhea.

FeverPAIN from Little 2013 (PRISM): five caller-assigned flags (fever in past 24 hours, purulent tonsils, attendance within 3 days, severely inflamed tonsils, no cough or coryza), 1 point each, max 5. Returns published score groups 0-1 / 2-3 / 4-5. Deterministic published score with citation; not a medical device, not a test-or-treat order, and not a diagnosis of streptococcal pharyngitis. magent does not examine the throat.

Alveolar–arterial oxygen gradient from FiO2, barometric pressure, PaCO2, PaO2, and RQ using the simplified alveolar-gas equation (PH2O 47 mm Hg). Deterministic published arithmetic with citation; not a diagnosis.

Fang 2011 ATRIA hemorrhage score: anemia caller flag 3 (paper Hb <13 g/dL men or <12 g/dL women); severe renal disease (eGFR <30 or dialysis) caller flag 3; age >=75 scores 2; prior hemorrhage 1; diagnosed hypertension 1. Max 10. Score 0-3 low, 4 intermediate, 5-10 high. Not a diagnosis. Not a warfarin order. Not HAS-BLED. magent does not measure hemoglobin or compute eGFR.

ROPE (Risk of Paradoxical Embolism; Kent 2013 Neurology Table 4) from age decades (18-29 5, 30-39 4, 40-49 3, 50-59 2, 60-69 1, >=70 0) plus five caller-assigned 1-point factors (no hypertension, no diabetes, no prior stroke/TIA, nonsmoker, cortical infarct). Score 0-10 with abstract groupings 0-3, 4-8 residual, and 9-10. Not a PFO diagnosis, not a closure indication, not PASCAL. magent does not read imaging or a smoking history.

Schwartz 2009 bedside eGFR for children with CKD (CKiD): 0.413 × height in cm divided by serum creatinine in mg/dL, rounded to one decimal as mL/min/1.73m2. Height may be centimeters or inches; creatinine may be mg/dL or µmol/L. Not a dosing recommendation, not CKD-EPI, not Cockcroft–Gault, and not the 1976 Schwartz k=0.55 formula. Does not assign CKD stages.

YEARS algorithm (van der Hulle 2017 Lancet). Count three caller-assigned items (clinical signs of DVT, hemoptysis, PE most likely) and exclude PE only when D-dimer (ng/mL FEU) is strictly below 1000 with 0 items or 500 with 1-3 items. Equality is not excluded. Not a diagnosis, not Wells, not PERC. magent does not decide PE most likely. The 2017 cohort excluded pregnancy.

McDiarmid 2002 PELD from bilirubin, INR, albumin, age under 1 year, and growth failure. Deterministic published listing arithmetic with citation; not a transplant listing recommendation.

Ottawa ankle rule (Stiell 1992). Ankle x-ray is indicated when there is malleolar-zone pain and any of: bone tenderness at the posterior edge or tip of the lateral or medial malleolus, or inability to bear weight both immediately after injury and in the emergency department (four steps). One weight-bearing failure alone is not enough. Not a diagnosis of fracture, not the Ottawa foot rule, and not the Pittsburgh knee rule. magent does not examine the ankle.

Ruiz-Giménez 2008 RIETE score for 3-month major bleeding after documented acute VTE. Six caller-assigned flags: recent major bleeding (2), creatinine >1.2 mg/dL (1.5), anemia (1.5), cancer (1), clinically overt PE (1), age >75 (1); max 8. Low 0 (0.3%), intermediate 1–4 (2.6%), high >4 (7.3%) in derivation; validation 0.1%/2.8%/6.2%. Not a VTE diagnosis or bleed-treatment protocol. magent does not assay hemoglobin or creatinine.

Saltzman 2011 AIMS65 for in-hospital mortality in acute upper GI bleeding: albumin <3.0 g/dL, INR >1.5, caller-assigned altered mental status, systolic BP <=90 mm Hg, and age >65; 1 point each, max 5. Albumin 3.0, INR 1.5, and age 65 do not score; SBP 90 does. Score only; no mortality percentages. Not a diagnosis. Not Glasgow-Blatchford or Rockall. magent does not assess mental status. Albumin g/dL or g/L.

Wai 2003 AST to platelet ratio index (APRI) from AST, laboratory AST ULN, and platelet count. Returns APRI to two decimals plus published training-set cut-offs for significant fibrosis (Ishak ≥3) and cirrhosis. ULN is required; magent does not assume 40 U/L. Not a diagnosis, not FIB-4, and not a biopsy.

Korabathina 2012 pulmonary artery pulsatility index from PA systolic (mm Hg), PA diastolic (mm Hg), and RAP (mm Hg): PAPi = (PAS − PAD) / RAP. Returns papi to two decimals and the paper ROC band (<=0.9 or >0.9) from the unrounded ratio. Equality at 0.9 is <=0.9. RAP 0 is invalid (no RAP=1 substitution). Not a medical device, RV-failure diagnosis, or device threshold.

Heng 2009 IMDC: KPS <80, diagnosis-to-treatment <1 year, hemoglobin <LLN, corrected calcium >ULN, neutrophils >ULN, platelets >ULN; 1 point each, max 6. Favorable 0, intermediate 1–2, poor ≥3. Deterministic published score with citation; not an RCC diagnosis or treatment recommendation. magent does not assign KPS or compare Hb, Ca, ANC, or platelets to institutional LLN/ULN.

Worthley 1987 calculated serum osmolality: 2×Na + glucose/18 + BUN/2.8. Optional osmolar gap when a measured osm is supplied. Deterministic published arithmetic with citation; not a measured freezing-point osmometer or a diagnosis.

Revised Geneva score (Le Gal 2006) for suspected PE in the emergency department: age >65 (1), previous DVT or PE (3), surgery or lower-limb fracture within 1 month (2), active malignancy (2), unilateral lower-limb pain (3), hemoptysis (2), heart rate 75-94 (3) or >=95 (5), pain on deep-vein palpation and unilateral edema (4). Max 22. Bands 0-3, 4-10, and 11-22. Not a diagnosis, not simplified Geneva, and not Wells.

HOMA-IR as (fasting glucose in mmol/L × insulin in µU/mL) / 22.5 (Matthews et al. 1985). Provide glucose_mg_dl (50–1000) or glucose_mmol_l (2.8–55.5), not both; mg/dL converts as mmol/L = mg/dL / 18. Returns the approximation rounded to two decimals. Not HOMA-B, not the HOMA2 computer model, not a diabetes diagnosis, and not an insulin-resistance cutoff.

Adrogué–Madias change in serum sodium after 1 L of infusate from TBW (child 0.6; adult male 0.6; adult female 0.5; elderly male 0.5; elderly female 0.45) and infusate Na plus K. Deterministic published arithmetic with citation; not a correction-rate order or infusion protocol.

OPTN/UNOS 2016 MELD-Na from creatinine, bilirubin, INR, sodium, and dialysis. Deterministic published score with citation; not a listing recommendation.

Charles 2008 SMART-COP for intensive respiratory or vasopressor support in community-acquired pneumonia: SBP <90 (2), multilobar CXR (1), albumin <3.5 g/dL (1), age-adjusted RR (1), HR >=125 (1), new confusion (1), age-adjusted low oxygen (2), arterial pH <7.35 (2; omitted pH scores 0). Max 11. IRVS 0-2 low, 3-4 moderate, 5-6 high, >=7 very high. Not a site-of-care protocol. Albumin g/dL or g/L. Exactly one of PaO2, SpO2, or P/F.

Mark 1991 Duke treadmill score: duke_treadmill_score = exercise_min - (5 * st_deviation_mm) - (4 * angina_index), 1 decimal. Angina index 0 none, 1 nonlimiting, 2 exercise-limiting. High if score < -10, moderate -10 to 4, low >= 5. Not a catheterization order, CAD diagnosis, or Bruce-protocol prescription. magent does not read the ECG.

CHADS2 score from discrete clinical flags. Use for the 2001 Gage atrial-fibrillation stroke-risk arithmetic. Deterministic published score with citation; not an anticoagulation order.

GELF criteria (Brice 1997). High tumor burden in follicular lymphoma if any of eight caller-assigned items: mass >7 cm; ≥3 nodes each >3 cm; B symptoms; spleen below umbilicus; compression; serous effusion; leukemic phase; cytopenia. Any yes is high_burden. Not a treatment order, not FLIPI, not IPI, not modified GELF. magent does not measure nodes, spleen, counts, or effusions.

Carmona-Bayonas 2015 CISNE: ECOG ≥2 (2), stress hyperglycemia (2), COPD (1), chronic cardiovascular disease (1), NCI CTC mucositis ≥2 (1), monocytes <200/µL (1). Max 8. Low 0, intermediate 1–2, high ≥3. Seemingly stable adult solid-tumor febrile neutropenia only. Deterministic published score with citation; not MASCC; not an outpatient-chemotherapy or discharge order. magent does not assign ECOG, assay glucose, diagnose COPD, read an echocardiogram, grade mucositis, or count monocytes.