Table 1. Demographics of HPS-1 patients.

Patient	Age	Pertinent medical history	HPS subtype	IgE (0–90 IU/ml)	Tryptase (< 11 ng/ml)
1	46	No fibrosis, allergies, normal PFTs	1	125.0	3.2
2	47	Moderate fibrosis, mild allergies, decreasing PFTs	1	69.8	7.0
3	36	No fibrosis, allergies, normal PFTs	1	1794.0	6.7
4	24	No fibrosis, allergies, normal PFTs	1	57.7	6.9
5	39	No fibrosis, allergies, decreasing PFTs	1	9.3	4.2
6	39	No fibrosis, mild allergies, normal PFTs	1	7.6	5.0

PFTs = Pulmonary Function Tests