Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Hypotrichosis-lymphedema-telangiectasia syndrome ?
    ### Response:
    Hypotrichosis-lymphedema-telangiectasia syndrome (HLTS) is a rare condition that, as the name suggests, is associated with sparse hair (hypotrichosis), lymphedema, and telangiectasia, particularly on the palms of the hands. Symptoms usually begin at birth or in early childhood and become worse over time.
    