This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Disorders of pituitary gland, Subject name: Medicine
Increased heel pad thickness can be measured on X ray of foot as shown. This can be seen in all conditions except? 
Select and explain. 
A. Granulated GH cell adenoma, B. Callus formation, C. Hypothyroidism, D. Hypehyroidism
D: Hypehyroidism
Answer: D: Hypehyroidism 
Explanation: Causes of Heel pad thickness (Mnemonic: DOC MACRO) 1. Drugs like phenytoin 2. Obesity 3. Callus formation 4. Myxoedema 5. Acromegaly