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Bronchiectasis with or without elevated sweat chloride 2(BESC2)

MedGen UID:
414437
Concept ID:
C2751666
Disease or Syndrome
Synonym: BESC2
 
Gene (location): SCNN1A (12p13.31)
 
Monarch Initiative: MONDO:0013087
OMIM®: 613021

Definition

Patients with bronchiectasis with or without elevated sweat chloride-2 (BESC2) have bronchiectasis and chronic bronchitis of varying severity. Pancreatic insufficiency may be present (Azad et al., 2009). For discussion of genetic heterogeneity in bronchiectasis with or without elevated sweat chloride, see BESC1 (211400). [from OMIM]

Clinical features

From HPO
Abnormality of exocrine pancreas physiology
MedGen UID:
866753
Concept ID:
C4021103
Pathologic Function
A functional anomaly of the acinar gland portion of the pancreas that secretes digestive enzymes.
Bronchiectasis
MedGen UID:
14234
Concept ID:
C0006267
Disease or Syndrome
Persistent abnormal dilatation of the bronchi owing to localized and irreversible destruction and widening of the large airways.
Chronic bronchitis
MedGen UID:
3084
Concept ID:
C0008677
Disease or Syndrome
Chronic inflammation of the bronchi.
Recurrent bronchiolitis
MedGen UID:
863573
Concept ID:
C4015136
Finding
An increased susceptibility to bronchiolitis as manifested by a history of recurrent bronchiolitis.
Hyperpolarized transepithelial nasal potential difference
MedGen UID:
1052818
Concept ID:
CN376612
Finding
Increased (more negative) voltage across the nasal epithelium.
Elevated sweat chloride
MedGen UID:
347278
Concept ID:
C1856646
Finding
An increased concentration of chloride in the sweat.

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