070.52 - Hpt dlt wo b wo hpt coma (approximate) Approximate Flag The approximate flag is on, indicating that the relationship between the code in the source system and the code in the target system is an approximate equivalent. Synonyms. Hepatitis D superinfection of hepatitis B carrier
What is mastocytosis? Mastocytosis (say mass-toe-sigh-toe-sis) is the abnormal growth of mast cells in the body. Mast cells are part of the immune system, which helps protect your body against infection. The most common form of mastocytosis is when mast cells accumulate on the skin, causing reddish-brown spots or bumps.
1 To help diagnose mastocytosis or a mast cell activation disorder. 2  Mastocytosis is a rare group of disorders associated with an abnormal increase in the number of mast cells, which may accumulate in the skin (cutaneous mastocytosis) or in organs throughout the body (systemic mastocytosis).f systemic mastocytosis is suspected, an elevated tryptase test may be followed by a bone marrow aspiration and biopsy to determine if systemic mastocytosis is present. Typically, there are increased numbers of mast cells in the bone marrow in this disease.