system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Cephalization of pulmonary blood vessels is seen in all except
assistant
The correct answer is  Cephalization of pulmonary vessels  seen on radiography is the earliest sign of pulmonary venous hypertension.  Usually occurs in left sided obstructive lesions,  L.V failure.