[Verified Answer]: Girl 4 years old. Parents have filed complaint

Girl 4 years old. Parents have filed complaints about lagging development, growth retardation, disproportionate body building. Born from pregnancy and normal delivery. Body weight at birth – 4000 g, length – 51 cm. Head began to keep from 4 months, sit – in 9 months, walk in 1.5 years; teeth appeared about a year. Several times it was ill with SARS. Parents are healthy. The child was in my grandmother in the village, not treated to the doctor. Objectively: The girl lags behind in height (- 2 standard deviations). Slightly expressed disproportions in the structure of the body (shortened limbs). Flabby, inactive, too calm, pasty; speaks badly. The voice is low. Skin is pale, with a yellowish tinge, dry, pastosity. Breathing vesicular. Tones of the heart are rhythmic, somewhat weakened, 68 / min. Belly soft, painless, constipation. Thyroid gland is not palpable.Answer the questions:1. What is the previous diagnosis of a child?2. What research should be done to clarify the diagnosis?3. Treatment?4. What laboratory parameters indicate the adequacy of treatment of this disease?5. What determines the prognosis of the disease?