 [ Symptoms ] the nurse blew my vein when getting my inr checke it hurts hot swelling n red i take blood thinners should i be worried it is in my right elbow my lower and upper arm are starting to swell as well i have the blood condition factor v linden i take 7 5mg of warfrain a day should i be worried about my arm and getting a blood clot [ Disease ] you should call your pediatrician immediately severe diarrhea in an infant can become life threatening because it can cause serious dehydration meanwhile be sure you are providing plenty of fluids to your baby including an electrolyte drink such as pedialyte this may help her avoid severe dehydration and can help keep her electrolytes in balance if your baby is running a fever along with the diarrhea you should take her to the emergency room these symptoms in a 17 month old should not be taken lightly i wish you and your baby all the best