TABLE 2.

Clinical scoring scheme for endoscopic evaluation

Score	Amt of secretion	Quality of secretion	Color of mucosa	Vascular injection	Mucosal swelling
0	None	None	Light pink	Low-medium	None, carina not swollen, symmetrical
1	Low	Serous	Hyperemic	High	Deformed bronchial lumen or swollen carina or deformed bronchial subdivisions
2	Medium	Mucous			Deformed bronchial lumen and swollen carina or deformed bronchial subdivisions
3	High	Purulent or bloody