Relating to or affected by ectromelia; characterized by the absence or severe underdevelopment of one or more limbs from birth.
From 'ectromelia' + '-ic' (relating to); the primary medical adjective form used to describe conditions involving absent or deformed limbs.
Ectromelic mice helped identify the Lmx1b gene, which controls limb development, showing that sometimes studying defects teaches us how normal development works!
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