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: Pathology
International prognostic index for lymphomas includes the following prognostic factors, except - 
Select and explain. 
A. Stage of disease, B. Number of extralymphatic sites involved, C. LDH, D. Hemoglobin and albumin
D: Hemoglobin and albumin
Answer: D: Hemoglobin and albumin 
Explanation: The prognosis of patients with NHL is best assigned using the International Prognostic Index (IPI) .
This is a powerful predictor of outcome in all subtypes of NHL.
Patients are assigned on IPI score based on the presence or absence of five adverse prognostic factors:-


Age > 60 years
Elevated serum LDH
Performance status 2 (ECOG) or ≤ 70 ( Karnofsky)
> 1 site of extranodal (extra lymphatic ) involvement
Ann Arbor Stage III or IV