conclusions ctr is the most common method of describing the heart size. increased ctr in cxr is associated with poor prognosis, which is suggestive of importance and necessity of early diagnosis. although cxr may not have the same diagnostic accuracy as echocardiography, its easy accessibility and high specificity in diagnosis of cardiomegaly is very helpful, which can play an important and a c...

• The nature of the cellular changes that occur in an enlarging heart are unclear. Whether cardiac enlargement, even in the young, occurs by increase in size of the cell (hypertrophy) or cell division (hyperplasia) or both remains an unsettled question. Mitotic figures, an indication of hyperplasia, have not been convincingly demonstrated by microscopic study of the adult heart even when enlarg...

Cardiomyopathy or primary myocardial disease is being recognized with increasing frequency and different clinical syndromes belonging to this group of diseases have been described from various parts of the world. Amongst the causes reported are familial, inflammatory, allergic, toxic, nutritional, metabolic, cardiomyopathy associated with various systemic diseases, blood dyscrasias, collagen, m...

There have been a few reports of cardiac involvement in the Kugelberg-Welander syndrome. We presented a case of this syndrome complicated with cardiomegaly and conduction disturbance. The patient, a 21-year-old woman, had atrial standstill and A-V junctional rhythm. The chest X-ray film showed marked cardiomegaly. The His bundle electrogram revealed that H-V interval was 40 msec. She was treate...

Stem Case and Key Questions: Patient was a 37 week 3 kg product of a normal pregnancy and delivery. Two hours after birth he was noted to be tachypneic. Chest x-ray revealed cardiomegaly. Over the next 24 hours respiratory symptoms improved but radiographic evidence of cardiomegaly persisted. An echocardiogram demonstrated a dilated right ventricle with possible pulmonary hypertension. On day 3...