Clinical and laboratory features of mastocytosis patients stratified according to <i>TET2</i> mutations.

Symbols and Abbreviations: AST, aspartate aminotransferase, LDH, Lactate dehydrogenase, wt, wild-type; NA, not available. *Includes pruritus, flushing, urticaria, and angioedema. †Includes weight loss, fever, chills, and night sweats. ‡Includes headache, dizziness/lightheadedness, syncope/presyncope, hypotension, anaphylaxis, palpitation/tachycardia, bronchoconstriction/wheezing, and peptic ulcer disease. §Weight loss of >10% of normal body weight over a period of 6 months or less. IIPalpable splenomegaly or hepatomegaly. ¶Lymphadenopathy on palpation or imaging.