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: Surgery
Massive splenomegaly is defined if greater than: 
Select and explain. 
A. 500 gram, B. 1 Kg, C. 1.5 Kg, D. 2 Kg
B: 1 Kg
Answer: B: 1 Kg 
Explanation: Massive splenomegaly similarly lacks a consensus definition but has been described variably as spleens >1 kg in mass or >22 cm in length Ref: Schwaz's principle of surgery 9th edition, chapter 34.