. 2024 Sep 3;18(5):764–780. doi: 10.5009/gnl240176

Table 2.

Thromboembolic Risk after Discontinuation of Antiplatelet Agents

Thrombotic risk	SIHD, mo	ACS or CV risk factors, mo^*	Management
High	<1	<3	Defer procedure
Intermediate	1–6	3–12	Defer procedure until the risk is low if possible
Low	>6	>12	Perform procedure Continue aspirin Withhold P2Y₁₂ receptor inhibitor 5–7 day before the high-risk procedure

Thrombotic risk

SIHD, mo

ACS or CV risk factors, mo^*

Management

High

Defer procedure

Intermediate

1–6

3–12

Defer procedure until the risk is low if possible

Low

>12

Perform procedure

Continue aspirin

Withhold P2Y₁₂ receptor inhibitor 5–7 day before the high-risk procedure

SIHD, stable ischemic heart disease; ACS, acute coronary syndrome; CV, cardiovascular.

*Risk factors: previous myocardial infarctions, previous stent thrombosis, congestive heart failure (left ventricular ejection fraction <35%), chronic kidney disease, diabetes mellitus.