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Mannitol
Pathway / Myocardial injury (shared endpoint)

Mannitol

metabolite

A polyol metabolite reflecting myocardial metabolic stress and serving as a prognostic marker in acute coronary syndrome.

Pathway placement
Cascade stepMyocardial injury (shared endpoint)
Confidencelow
RationaleCarbohydrate metabolite associated with MI risk and prognostic stratification in ACS.
Druggability
Not assessed (no mapped human gene target).

Type I vs non-Type I discrimination

ScoresIndeterminate
R — rupture / Type-I
—
C — non-Type-I
33
A — assay feasibility
42
E — evidence strength
0
T1DI (composite)
0
Specificity differential (R−C)-18.3
Non-Type-I axis panel
Does this marker also move in each non-Type-I setting? mag 0–3; higher means less Type-I-specific. n/a = no evidence retrieved, which is not the same as no change.
2sepsis / systemic inflammationn/a
2anemia / acute blood lossn/a
2hypovolemia / dehydrationmag 1
2tachyarrhythmiamag 1
2hypoxemia / respiratory failuren/a
2hypertensive emergencyn/a
2high-demand / peri-operative stressn/a
3sudden cardiac deathn/a
4aPCI-related periproceduraln/a
4bstent thrombosisn/a
4cin-stent restenosisn/a
5CABG-relatedmag 1
Coverage: 3/12 axes with evidence
Tier: deep-scored (abstract-extracted) · 3 supporting references. See the discrimination table for all markers.

Assay & specimen

Class-level default (no specific cleared assay)— generic method inferred from analyte class; confirm against a specific product insert before use.
Specimen
Serum, plasma or urine
Collection tube
Serum separator (gold/red-top, SST) · Lithium heparin (green-top) · Sterile urine container
Method / principle
LC-MS/MS (targeted metabolomics) or enzymatic colorimetric where available
Reagent / substrate
Stable-isotope-labeled internal standard (MS); or enzyme-coupled Trinder reagent
Platform
LC-MS/MS; some automated chemistry
Turnaround · availability
Send-out / research · Specialized / research

Literature evidence(2)