“…Indeed, our 6 cases requiring ICU were clinically characterised by a higher frequency of renal failure and/or overweight and biologically by a neutrophilic alveolitis in BAL. Renal impairment had been previously reported as a risk factor for the development mTOR-IP [58,59] and obesity is known to be associated with a poor prognosis in many situations of acute respiratory failure [60,61].…”