This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
A one year old child presents with sho stature, lethargy, & constipation. Clinical examination shows a palpable goiter. Laboratory investigations revealed a low T4 and elevated TSH which of the following is the most likely diagnosis. 
Select and explain. 
A. Thyroid Dyshormonogenesis, B. Thyroid Dysgenesis, C. Central Hypothyroidism, D. TSH Receptor Blocking Antibody
A: Thyroid Dyshormonogenesis
Answer: A: Thyroid Dyshormonogenesis 
Explanation: Child with presence of a palpable goitre ,along with clinical and laboratory features of hypothyroidism suggests a diagnosis of thyroid dyshormonogenesis from the options listed in the question. Ref: Pediatrics By Lloyd J. Brown, Lee Todd Miller page 168.