Monthly Archive:: January 2019
Controlled cell death
Controlled cell death is an important molding process in the embryonic heart. Ebstein malformation and muscular ventricular septal defect have been postulated to arise from abnormalities in cell death. The tricuspid valve cusps are almost exclusively derived
Congenital cardiovascular malformations
In 1966, Smith proposed that the term dysmorphology be used to denote the study of abnormalities in morphogenesis, regardless of etiology, timing of origin, or severity. The field has expanded dramatically over the last several decades, as great
Amputations
The term amputation in medical language means the removal of a part or the whole of an extremity. Such may be necessary in many conditions.
What Is Throat?
The pharynx, or throat, is a continuation backward and downward of the nasal and oral cavities. It serves as a food and air passageway. At the upper portion behind the soft palate lies the adenoid. At the
SURGERY OF THE CHEST WALL
The structures which compose the chest cage —i.e., skin, fat, bones, and muscles—may be affected with the same diseases which can occur to such tissues anywhere else in the body. For example, infections or tumors may involve
Endocrine Glands
A gland is a group of cells organized together with the ability of extracting certain materials from the blood and lymph, and concentrating the materials or manufacturing from them a specific chemical compound. Glands are mainly of
Surgical diseases of the heart
CARDIAC SURGICAL EMERGENCIES Injuries of the heart fortunately are not common. The heart is protected on all sides by the sturdy rib cage which affords protection from most blunt injuries to the chest. Penetrating wounds, such as
SURGICAL DISEASES OF THE LUNGS
Infections Infections of any portion of the pulmonary system may occur. Infections of the lower portions usually follow an upper respiratory infection. In many instances more than one portion of the system is simultaneously infected. Inflammation of