Definition of welt. 1 : a strip between a shoe sole and upper through which they are stitched or stapled together. 2 : a doubled edge, strip, insert, or seam (as on a garment) for ornament or reinforcement. 3a : a ridge or lump raised on the body (as by a blow or allergic reaction)b : a heavy blow.
The list of signs and symptoms mentioned in various sources for Polydactyly includes the 4 symptoms listed below: 1  More toes than normal. 2  More fingers than normal. 3  Extra digit on hand. 4  Extra digit on foot. 5  more information...Â».
A variety of symptoms can occur in individuals with polycythemia vera including nonspecific symptoms such as headaches, fatigue, weakness, dizziness or itchy skin; an enlarged spleen (splenomegaly); a variety of gastrointestinal issues; and the risk of blood clot formation, which may prevent blood flow to vital organs.