Age 39 Smoker Male, Blood Sugar Normal; TIA Stroke 1 week back. Taking Ecosprin AV75. MRI Brain: Tiny ischemic foci on both froantal lobe. Any risk?

Yes..serious stroke. Your info suggests brain vascular problems that are causing ischemia (reduced blood flow to brain tissue) which until now has been mild or transient but unless you quit smoking , among other preventive measures, you risk more serious ischemic brain injury or stroke.