Differential diagnosis of cystic fibrosis are :
-chronic sinusitis
-chronic obstructive pulmonary disease
-asthma
-celiac sprue
-bronchiolitis
-alpha 1 antiprotease deficiency
-chronic sinusitis
-chronic obstructive pulmonary disease
-asthma
-celiac sprue
-bronchiolitis
-alpha 1 antiprotease deficiency