This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pleural effusion & Pulmonary alveolar proteinosis, Subject name: Medicine
Comment on presentation of this patient. 
Select and explain. 
A. Chunky pink gelatinous plugs in sputum, B. Blood in the sputum, C. Horner syndrome with wasting of intrinsic muscles of hand, D. Hamman Crunch sign with subcutaneous emphysema
B: Blood in the sputum
Answer: B: Blood in the sputum 
Explanation: Chunky pink gelatinous plug in sputum - Pulmonary alveolar proteinosis Blood in the sputum - Angioinvasive A.nigar Hamman crunch sign - associate with pneumothorax/ pneumomediastinum Horner syndrome - associate with Pancoast tumor Fungal ball Aspergilloma - A. Nigar CT- | Angioinvasive | So, Blood in sputum