Could Bruising Be Due To Vitamin Deficiency?

Hello, was wondering about bruising. I seem to at times to get bruising for no apparent reason. I can sometimes wake up with them on a hand, or a place on an arm or leg. ANother example ,when I was washing dishes and I wrung out the dishcloth I had pain in baby finger around he mid joint and I could see the bluish discoloration happening Could this be related to a vitamin deficiency? I am 56 yrs old female, take meds for BP and Thyroid and asthma