Recurrent aspiration pneumonia caused by
Answer- C. Progressive systemic sclerosisEsophageal hypomotility and incompetence of the lower esophageal sphincter disease causes chronic gastroesophageal reflux and recurrent episodes of aspiration in systemic sclerosis.
Dermatomyostis/polymyositis
Rheumatoid ahritis
Progressive systemic sclerosis
Systemic lupus erythrematosus