Diseases & Diagnosis

Details Descriptions About :: Endometriosis  Endometriosis is the presence of endometrial tissue outside the lining of the uterine cavity. Ectopic tissue is generally confined to the pelvic area, usually around the ovaries, uterovesical peritoneum, uterosacral ligaments, and cul de sac, but it can appear anywhere in the body. Active endometriosis may occur...

Details Descriptions About :: Shock  Shock is a clinical syndrome that leads to reduced perfusion of tissues and organs and organ failure. Shock can be classified into three categories: distributive (neurogenic, septic, and anaphylactic), cardiogenic, and hypovolemic. Causes for Shock Causes Neurogenic shock Spinal cord injury, spinal anesthesia Vasomotor center depression Severe...

Details Descriptions About :: Emphysema  Emphysema, a form of chronic obstructive pulmonary disease, is the abnormal, permanent enlargement of the acini accompanied by destruction of alveolar walls without fibrosis. Obstruction results from tissue changes rather than mucus production, which occurs in asthma and chronic bronchitis. The distinguishing characteristic of emphysema is airflow...

Details Descriptions About :: Pulmonary Hypertension  Pulmonary hypertension is a mean systolic pulmonary artery pressure (PAP) above 25 mm Hg at rest and 30 mm Hg during exercise. Primary or idiopathic pulmonary hypertension is characterized by increased PAP and increased pulmonary vascular resistance. Age Alert Primary pulmonary hypertension is most common in...

Details Descriptions About :: Hydrocephalus  Hydrocephalus is a condition that results from an excessive accumulation of cerebrospinal fluid (CSF) in the brain. It results in an increase in intracranial pressure (ICP) with corresponding enlargement of the ventricular system. The condition is congenital or acquired, and communicating or noncommunicating (obstructive). Age Alert Hydrocephalus...

Details Descriptions About :: Rheumatic Heart Disease  A systemic inflammatory disease of childhood, acute rheumatic fever develops after infection of the upper respiratory tract with group A beta-hemolytic streptococci. It mainly involves the heart, joints, central nervous system, skin, and subcutaneous tissues, and commonly recurs. Rheumatic heart disease refers to the cardiac...

Details Descriptions About :: Hypopituitarism  Hypopituitarism, also known as panhypopituitarism, is a complex syndrome marked by metabolic dysfunction, sexual immaturity, and growth retardation (when it occurs in childhood). The cause is a deficiency of the hormones secreted by the anterior pituitary gland. Panhypopituitarism is a partial or total failure of all six...

Details Descriptions About :: Lyme Disease  A multisystemic disorder, Lyme disease is caused by the spirochete Borrelia burgdorferi, which is carried by the minute tick Ixodes dammini (also known as I. scapularis) or another tick in the Ixodidae family. It commonly begins in the summer months with a papule that becomes red...

Details Descriptions About :: Rheumatoid Arthritis   Causes for Rheumatoid Arthritis Causes Direct cause unknown Proposed mechanisms Abnormal immune activation (in a genetically susceptible person) leading to inflammation, complement activation, and cell proliferation in joints and tendon sheaths Infection (viral or bacterial), hormone action, or lifestyle factors Pathophysiology Rheumatoid Arthritis Pathophysiology The...

Details Descriptions About :: Varicose Veins  Varicose veins are dilated, tortuous veins, engorged with blood and resulting from poor venous valve function. They can be primary, originating in the superficial veins, or secondary, occurring in the deep veins. Causes for Varicose Veins Causes Primary varicose veins Congenital weakness of valves or vein...