Fetus-in-fetu-ultrasound

Presence of monozygotic parasitic twin inside the abdomen of the other fetus.
This is termed fetus in fetu.
3D and 2D ultrasound images of fetus in fetu courtesy of Dr. Rami Barakat MD.

Apical-aneurysm-left-ventricle

Aneurysm of ventricles of heart are usually the consequence of myocardial infarction. This case of apical aneurysm left ventricle shows an aneurysm of apex of the left ventricle following such an episode.