Table 1.

Presenting symptoms, CT findings and ALK -1 positivity in patients with IMT

Parameters	Children (n=9)	Adults (n=13)	P
Fever	7 (87.5%)	3 (25%)	0.02
Cough	4 (50%)	7 (58.3%)	1.00
Haemoptysis	0 (0%)	9 (75%)	0.001
Loss of weight and appetite	3 (37.5%)	3 (25.0%)	0.642
Size >7 cm	6 (66.7%)	2 (15.3%)	0.026
Minimal to mild enhancement	7 (87.5%)	10 (83.3%)	1.000
Presence of calcification	6 (66.7%)	1 (7.7%)	0.007
Lung mass with definite or possible mediastinal invasion or pleural invasion	6 (66.7%)	2 (15.3%)	0.027
ALK-1	2 (40%)	2 (18.2%)	0.547

*Non-available data were excluded from the analysis. Presenting symptoms of two patients were not available. Two patients had non-contrast CT study. Six patients did not have staining for ALK-1