NOTE: This not medical advice, just some information from a non-clinical person who has experience in this from a close family member. You do with it what you and your husband and his physician think is best.
He probably had a TIA (Transient Ischemic Attack). This is often referred to as a "mini stroke" but it is a little different. A TIA is a temporary blockage or other vascular event that causes a portion of the surrounding brain tissue to be damaged from lack of oxygen. They can happen in any part of the brain and are a precursor to more TIAs and increase the likelihood of an actual stroke. He needs to get an MRI scan to see what kind of damage has been done and whether or not there have been others that were not noticed. The lacunar infarcts (affected areas of damage marked by a void space) will show up as white areas on the MRI and the doctors can also check for other damage such as bleeds/staining or fluid build up in the affected and surrounding areas. He should also get an MRA to see the condition of his blood vessels as he may have a condition called Chronic Small Vessel Disease which will lead to more TIAs and strokes.
Does your husband have high blood pressure, diabetes or is taking a statin drug for cholesterol? All of these are factors that will increase the likelihood of more TIAs and eventual strokes. If any of these are a factor, you need to adjust his diet to control his BP, blood sugar and overall vascular health. This stuff does not go away, but it can be managed. TIAs are a wake up call to more serious health issues down the road. This is the time to get things in better order. A low dose aspiring regimen may be used to help in keeping the blood clots/blockages from getting worse, but this treatment option will need to be determined by a qualified medical person. Please do not take this lightly, but also be wary of how the medical industry treats him and always ask questions about everything they intend to do for him.
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