Without knowing more details could be many causes. Is this a chronic condition? Could be Raynaud's phenomenonhttp://www.answers.com/raynauds or combination of other related circulatory problems such as Arthritis, polymyositis, carpal tunnel, drugs, exposure to cold, lupus etc. etc.
Symptoms of carpal tunnel syndrome include numbness, burning, tingling, and a prickly pin-like sensation over the palm surface of the hand, and into the thumb, forefinger, middle finger, and half of the ring finger.
Generally finger numbness is a result of conditions that affect nerves and/or blood vessels that supply the fingers. It is also associated with tingling. It need to be sorted out if the problem associated with only left thumb. Frequent symptoms are referred as finger paresthesia.
at night i have painful cramping and sometimes numbness in my fingers and toes
loss of thermal energy from your finger.
Achy elbows, achy shoulder, and achy numbness in the tips of the finger in the morning is caused by degeneration of the tendons in sports people,or those who do physical jobs, although other numerous causes do exist.
In Stevenson's poem "The Vagabond," biting the blue finger refers to an experience of cold weather or numbness, particularly in the extremities. The phrase conveys a physical sensation of discomfort or pain.
"The causes of vibration white finger are the continual use of heavy machinery and can become a permanent disease. Some symptoms of the disease are numbness in the fingers, tingling sensations, coldness and the feeling of pins and needles."
what can cause numbness in left hand ring finger and pinky finger also suffer from degenerative disc disease
Tingling and numbness on left hand thumb and index finger may be caused by nerve damage or carpal tunnel. If any injury has happened to that hand, there may also be a bone fracture causing those symptoms. Another likely possibility is onset of diabetes.
Move your finger between the lines and focus on the choking sensation.
at night i have painful cramping and sometimes numbness in my fingers and toes
The skin sensationskin sensation of partial numbness or "pins and needles" or a typea type of "burning", "tingling" or "creeping" sensation of the skin, is known as a "paresthesia". Symptoms may start as a tingling (paresthesia) and change to a numbness, or there may be a combination of decreased sensationdecreased sensation (numbness) but with heightened sensations at certain times or with stimulation. Any type of tingling, burning, or numbness is usually a symptom related to a sensory nervesensory nerve being damaged, diseased, or injured. Causes depend on the exact location of the paresthesia sensations, but typically include a physical nerve injury type condition (e.g. a nerve entrapment or some type of pressure being applied to a nerve directly or to the spinal attachment of that nerve), or a disease condition affecting the nerves (e.g. neuropathy, diabetic neuropathy, multiple sclerosis, diabetes, and others). Having these sensory symptoms in multiple locations, or the recurrence of similar symptoms in different locations is a hallmark symptom of multiple sclerosis, so your doctor will likely ask about the past history of similar symptoms to assess the likelihood of multiple sclerosis as a diagnosis (see symptoms of multiple sclerosis). Any of these tingling or numbness symptoms are more than just annoying; they can indicate a serious medical condition and require promptmedical diagnosismedical diagnosis by a professional.