Final answer:
Dactylitis is the inflammation and swelling of fingers or toes. Necrosis of small bones refers to the death of bone tissue. The underlying cause needs to be identified for proper treatment.
Step-by-step explanation:
Dactylitis refers to the inflammation and swelling of the fingers or toes. It can be caused by various conditions, such as infections, autoimmune disorders, or certain types of arthritis. Necrosis of small bones refers to the death of bone tissue. This can occur due to a lack of blood supply, infection, or other factors. It is important to identify the underlying cause of dactylitis and necrosis of small bones in order to determine the appropriate treatment.