Cystic fibrosis affects all systems EXCEPT:: (A) Respiratory, (B) Endocrine, (C) Hepatobiliary, (D) Genitourinary
Answer is B. ANSWER: (B) EndocrineREF: Harrison's Internal Medicine, Chapter 253, Davidson's internal medicine 20tSl edition page- 685FEATURES OF CYSTIC FIBROSIS:A- Autosomal recessiveB- BronchiectasisC- Chloride channel block/Ciliary dysfunctionD- Diabetes mellitusE- Exocrine pancreatic failure (>90% of patients with CF)F- Fat malabsorption (steatorrhoea)G- Gall stone/Gene mutation on chromosome 7H- Hepatic cirrhosis/HemoptysisI- Intestinal obstruction/Infertility