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A medical sign is an objective observable indication of a disease, injury, or medical condition that may be detected during a physical examination. [7] These signs may be visible, such as a rash or bruise, or otherwise detectable such as by using a stethoscope or taking blood pressure.
Medical symptoms refer to the manifestations or indications of a disease or condition, perceived and complained about by the patient. [ 1 ] [ 2 ] Patients observe these symptoms and seek medical advice from healthcare professionals.
A medical triad is a group of three signs or symptoms, the result of injury to three organs, which characterise a specific medical condition. The appearance of all three signs conjoined together in another patient, points to that the patient has the same medical condition, or diagnosis.
Clinical diagnosis A diagnosis made on the basis of medical signs and reported symptoms, rather than diagnostic tests [citation needed] Laboratory diagnosis A diagnosis based significantly on laboratory reports or test results, rather than the physical examination of the patient. For instance, a proper diagnosis of infectious diseases usually ...
Focal neurologic signs, also known as focal neurological deficits or focal CNS signs, are impairments of nerve, spinal cord, or brain function that affects a specific region of the body, e.g. weakness in the left arm, the right leg, paresis, or plegia.
In medicine, a presentation is the appearance in a patient of illness or disease—or signs or symptoms thereof—before a medical professional. In practice, one usually speaks of a patient as presenting with this or that.
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.
Getting a regular eye exam may play a role in identifying the signs of some systemic diseases. [3] " The eye is composed of many different types of tissue. This unique feature makes the eye susceptible to a wide variety of diseases as well as provides insights into many body systems.