This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Paediatrics, Subject name: Pediatrics
Upper segment: Lower segment ratio increases in all of the following conditions except- 
Select and explain. 
A. Spondyloepiphyseal Dysplasia, B. Rickets, C. Achondroplasia, D. Congenital hypothyroidism
A: Spondyloepiphyseal Dysplasia
Answer: A: Spondyloepiphyseal Dysplasia 
Explanation: Dispropoionate sho stature - SHO TRUNK DWARFISM:- US:LS DECREASES Mnemonic - Sho Man May Climb High Spondylo - Epiphyseal dysplasia Mucopolysaccharidosis Mucolipidosis Caries spine (Pott's spine) Veebral defects like (hemiveebrae) - Alagille Syndrome S SHO LIMB DWARFISM:- US:LS INCREASES Mnemonic - R A C O - R -Rickets A - Achondroplasia C - Congenital Hypothyroidism O - Osteogenesis Imperfecta Remember * In Marfan syndrome & Homocystinuria patients have long limbs so, US:LS Decreases Q * Also remember - Endocrine causes are cause of propoionate sho stature except hypothyroidism. Q - So propoionate sho stature is seen in - Growth hormone deficiency.