<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:An 8-year-old boy presents with a limp favoring his right leg. The patients mother noticed he had been limping without complaint for the past 6 months. Past medical history is significant for the flu last year. No current medications. All immunizations are up to date. The vital signs include: temperature 37.0C 98.6F, blood pressure 10060 mm Hg, pulse 74min, respiratory rate 19min, and oxygen saturation 99 on room air. The body mass index BMI is 17.2 kgm2. On physical examination, the patient is alert and cooperative. A limp favoring the right leg is noted when the patient is walking. There is mild tenderness on deep palpation of the left lumbar region but no erythema, edema, or warmth. There is a decreased range of motion of the left hip. Which of the following is the most likely diagnosis in this patient?? A: Slipped capital femoral epiphysis, B: Developmental dysplasia of the hip, C: Viral-induced synovitis, D: Legg-Calve-Perthes disease, E: Pelvic fracture,  <response>: This is a clinical case of an 8-year-old boy presenting with a limp favoring his right leg for the past 6 months. The key findings are a limp favoring the right leg, mild tenderness of the left lumbar region, and decreased range of motion of the left hip. The differential diagnosis includes:A Slipped capital femoral epiphysis: Unlikely given the chronicity of symptoms over 6 months and lack of hip pain. This condition usually presents acutely.B Developmental dysplasia of the hip: Possible given the decreased range of motion of the left hip. However, this condition usually presents earlier in childhood. C Viral-induced synovitis: Unlikely given the chronicity of symptoms over 6 months. This condition is usually acute after a viral illness.D Legg-Calve-Perthes disease: Most likely given the insidious onset of limping favoring the right leg and findings localized to the left hip. It typically presents between ages 4-8.E Pelvic fracture: Unlikely given no history of trauma.D: Legg-Calve-Perthes disease 