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Phren, however, is not exclusively applied to humans. In Empedocles' system, Phren is a general psychological agent to which moral blame and praise can be extended, [ 4 ] that darts through the universe as effluences, steers and controls the cosmos in the process and is the measure of what is harmonious and what is fit to exist. [ 5 ]
According to Prehn's sign, the physical lifting of the testicles relieves the pain of epididymitis but not pain caused by testicular torsion. [ 4 ] Negative Prehn's sign indicates no pain relief with lifting the affected testicle, which points towards testicular torsion which is a surgical emergency and must be relieved within 6 hours.
Nikolsky's sign is a clinical dermatological sign, named after Pyotr Nikolsky (1858–1940), a Russian physician who trained and worked in the Russian Empire. The sign is present when slight rubbing of the skin results in exfoliation of the outermost layer.
Anette Prehn. Anette Prehn (born 1975) is a Danish author, sociologist, [1] [2] keynote speaker and MD of Centre for Brain-Based Leadership and Learning.. She is the author of 20+ non-fiction books about the rules of the brain, which are published in seven languages, among these English, Chinese, Russian and German.
Kehr's sign is the occurrence of acute pain in the tip of the shoulder due to the presence of blood or other irritants in the peritoneal cavity when a person is lying down and the legs are elevated. Kehr's sign in the left shoulder is considered a classic symptom of a ruptured spleen .
Myerson's sign or glabellar tap sign is a clinical physical examination finding in which a patient is unable to resist blinking when tapped repetitively on the glabella, the area above the nose and between the eyebrows.
Number Sample Colour name Description, examples RAL 1000: Green beige: RAL 1001: Beige: RAL 1002: Sand yellow: Vehicles of the Afrika Korps 1941–1943 : RAL 1003: Signal yellow: Latvian Pasažieru vilciens (Vivi) train main livery colour
Levine's sign is a clenched fist held over the chest to describe ischemic chest pain. [ 1 ] It is named for Samuel A. Levine (1891–1966), an influential American cardiologist , who first observed that many patients with chest pain made this same sign to describe their symptoms.