hi my brother in law went to the hospital the other day with numbness in his left arm from shoulder blade to the tip of his fingers he also had a pains in his chest they did a stress test and he passed it did blood work and all came back fine the gave him nitro and sent him home they want to see him in 2 weeks as of now his wife says all he wants to do is sleep and at times his speech is slurred he is very moody and that's not him could this be syptoms of heart attack