Increased LDH is an impoant marker for:
Answer is A (Bulky Disease): The most impoant role of serum LDH is to estimate the tumor bulk (volume of tumor). 'LDH levels are elevated in large volume bulky tumors of any histology. LDH levels when elevated correlate well with the volume of tumor' -- The Essential of clinical oncology. LDH elevation provides a useful guide to bulk of disease; Bulky Disease (In Hodgkin's Lymphoma) is a node mass more than 10 cm in diameter' - 'Essential Revision notes jiff MRCP' by Katra (PasTest)2004/288 Serum LDH is a non specific marker elevated in a variety of tumors.
Bulky Disease
Lymphoma
Liver metastasis
Lung metastasis