Ceramide (24:1)
lipidCeramide (24:1) dysregulation predicts major adverse cardiovascular events through altered sphingolipid metabolism in atherosclerotic plaques.
Pathway placement
Cascade stepLipid retention & oxidation
Confidencemedium
RationaleCeramide dysregulation in CAD progression; plaque lipid composition marker.
Also acts inVascular inflammation
Druggability
Not assessed (no mapped human gene target).
Type I vs Type II discrimination
ScoresShared / rises in both
R — rupture / Type-I67
C — confounder / Type-II67
A — assay feasibility40
E — evidence strength60
T1DI (composite)12
Specificity differential (R−C)0
Confounder panel (Type-II drivers)
1sepsis / systemic inflammationn/a
2anemia / acute blood lossn/a
3hypovolemia / dehydrationn/a
4tachyarrhythmian/a
5hypoxemia / respiratory failuremag 2
6hypertensive emergencyn/a
7high-demand / peri-operative stressn/a
Coverage: 1/7 confounders with evidence
Tier: deep-scored (abstract-extracted) · 14 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 or plasma (EDTA to limit oxidation)
Collection tube
K2/K3-EDTA (lavender-top) · Serum separator (gold/red-top, SST)
Method / principle
LC-MS/MS lipidomics (targeted or shotgun)
Reagent / substrate
Deuterated lipid-class internal standards; MS/MS transitions
Platform
LC-MS/MS
Turnaround · availability
Research · Research-only
Literature evidence(1)
- Plasma Ceramides.Arteriosclerosis, thrombosis, and vascular biology · 2018 · PMID 29903731 · doi