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: Medicine
Ipsilateral Homogeneous opacification and contralateral mediastinal shift is seen in 
Select and explain. 
A. Collapse, B. Consolidation, C. Hydrothorax, D. Hemothorax
C: Hydrothorax
Answer: C: Hydrothorax 
Explanation: None