Numerous conditions can cause pain, numbness and tingling in the left arm. According to the National Institute of Arthritis and Musculoskeletal and Skin...
Causes of Swollen tongue. There are many possible causes of a swollen tongue. A swollen tongue can result from such abnormal processes as infection, inflammation, allergy, genetic disorders, trauma, malignancy and metabolic diseases. Some causes of a swollen tongue are serious, even life-threatening, such as a anaphylactic reaction.
Causes of Cracked Tongue. 1  Injury or Trauma. 2  Your tongue may develop fissures if you are constantly brushing the lateral borders or dorsal surface of the tongue. 3  Eating or exposure to a broken tooth may also cause constant friction on the tongue that could cause cracking for fissures.