• Deepstrider Tumor
• Item Level 1Disenchants into:
  Not disenchantable
• Quest Item
• Unique

Source

This item drops from:

• Deepstrider Searcher in Desolace
• Deepstrider Giant in Desolace

Deepstrider Tumor as a quest objective

This item is an objective of  [42G] Nothing But The Truth^ω τ ϖ.

Patch changes

• Patch 1.5.0 (2005-06-07): Deepstrider Tumors are now a 100% drop off Deepstrider sea giants in Desolace. 
  

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB