<prompt> Mark the FALSE statement about Myotonic dystrophy type 1:Due to defect in Chromosome 19Proximal muscle weaknessTenting of upper lipsWasting of temporalis, masseter leading to hatchet facies  <response>: Myotonic dystrophy Type 1: defect on chromosome 19 Type 2: defect on chromosome 3 CTG repeats CF Muscle weakness distal Tenting of upper lips Wasting of temporalis, masseter leading to hatchet facies Testis atrophy Myotonia Posterior subcapsular cataracts First degree hea blocks Myotonic dystrophy type 2 DM2 causes proximal muscle weakness primarily. Acid maltase deficiency Pompe disease adult-onset form: respiratory muscle weakness is prominent and often is the presenting symptom. ??Becker and Duchenne muscular dystrophies present with primarily proximal muscle weakness and are X-linked recessive disorders 