Search results
Results from the WOW.Com Content Network
The United States Medical Licensing Examination (USMLE) Step 1 is a computer-based test that assesses whether medical students or graduates can apply important concepts of the foundational sciences fundamental to the practice of medicine. The exam consists of 280 multiple-choice questions, divided into seven 40-question blocks, and takes eight ...
Valentino's syndrome is pain presenting in the right lower quadrant of the abdomen caused by a duodenal ulcer with perforation through the retroperitoneum. [1]It is named after Rudolph Valentino, an Italian actor, who presented with right lower quadrant pain in New York, which turned out to be a perforated peptic ulcer.
A positive Pemberton's sign is indicative of superior vena cava syndrome (SVC), commonly the result of a mass in the mediastinum.Although the sign is most commonly described in patients with substernal goiters where the goiter "corks off" the thoracic inlet, [4] the maneuver is potentially useful in any patient with adenopathy, tumor, or fibrosis involving the mediastinum.
Pathophysiology (or physiopathology) is a branch of study, at the intersection of pathology and physiology, concerning disordered physiological processes that cause, result from, or are otherwise associated with a disease or injury.
As a specialty for medical doctors, clinical physiology is a diagnostic specialty in which patients are subjected to specialized tests for the functions of the heart, blood vessels, lungs, kidneys and gastrointestinal tract, and other organs.
The pathophysiology is varied, and each NF type has a different one: Neurofibromatosis type I is the most common of the three types and is caused by genetic changes in the NF1 gene located on chromosome 17 (17q11.2).
Episodes of vasovagal syncope are typically recurrent and usually occur when the predisposed person is exposed to a specific trigger. Before losing consciousness, the individual frequently experiences early signs or symptoms such as lightheadedness, nausea, the feeling of being extremely hot or cold (accompanied by sweating), ringing in the ears, an uncomfortable feeling in the heart, fuzzy ...
The pathophysiology of veno-occlusive disease culminates in occlusion of the pulmonary blood vessels. This could be due to edematous tissue (sclerotic fibrous tissue). Thickening is identified in lobular septal veins, also dilatation of lymphatics happens. Furthermore, alveolar capillaries become dilated (due to back-pressure). [8]