Radionuclide (aka radioactive nuclide, radioisotope, radioactive isotope) is an atom that has excess nuclear energy, making it unstable. This excess energy can either create and emit, from the nucleus, new...

Cauda equina syndrome is a neurologic condition where damage to the cauda equina (i.e. bundle of spinal nerves and spinal nerve roots) causes loss of function of the lumbar plexus...

Glaucoma involves increase in IOP (intraocular pressure). [faq]What is glaucoma? It's where there's increased intraocular pressure. What's intraocular pressure? It's the fluid pressure inside the eye. Wait... what fluid, and where inside the eye? It's the...

Measles (aka morbilli, rubeola) is a highly contagious infection caused by the measles virus. [faq]What is measles? It's a very contagious infection. It's caused by the measles virus.[/faq] Sx Sx develop 10-12 days after...

Angiography (from Greek "angio" meaning "vessel", and "graphy" meaning "to write") is medical imaging to visualize the lumen (inside) of blood vessels and organs of the body, with particular interest...

Test reflex, using a hammer to hit the biceps brachia tendon as it passes through the cubital fossa. A super strong contraction is a due to a UMN lesion, and an...

Erythema (from Greek "erythros" meaning "red") is redness of skin (or mucous membrane). [img]palmar-erythema.jpg[/img] Pathophysiology Caused by hyperemia (increased blood flow) of superficial capillaries. It occurs in: Skin injury Infection Inflammation Hypercholesterolemia, just like how it causes spider...

Labor position (aka chidbirth position, delivery position) are physical postures the pregnant mom may assume during the process of childbirth. It can be used by midwives, birth attendants, and doctors....

Plum-red discoloration of the cheeks, associated with mitral stenosis, due to CO2 retention and its vasodilatory effects. [img]malar-flush.jpg[/img] Source: MyHealthyFeeling

Neurological examination is assessment of sensory and motor to determine whether the nervous system is impaired. Classification [[MMSE]] [[Cranial nerve exam]] [[Upper limb exam]] [[Lower limb exam]] Sensation Dermatome is an area of skin that is mainly supplied...