Search results
Results From The WOW.Com Content Network
Livedo reticularis is a common skin finding consisting of a mottled reticulated vascular pattern that appears as a lace-like purplish discoloration of the skin. [1] The discoloration is caused by reduction in blood flow through the arterioles that supply the cutaneous capillaries, resulting in deoxygenated blood showing as blue discoloration ().
It is commonly used to describe the surface of plants or the skin of animals. In plants, mottling usually consists of yellowish spots on plants, and is usually a sign of disease or malnutrition. [1] Many plant viruses cause mottling, some examples being: Tobacco vein mottling virus; Bean pod mottle virus
Livedo reticularis appears as a bluish-purple, netlike mottling of the skin. Sneddon's syndrome may instead present with livedo racemosa, which involves larger, less organized patches of bluish-purple mottling of the skin. Both are generally found first in the extremities, both worsen in cold and either may occur without Sneddon's syndrome or ...
A medical emergency would ensue if the extremities experience prolonged periods of exposure to the cold, particularly in children and patients with poor general health. [3] However, frostbite differs from acrocyanosis because pain (via thermal nociceptors ) often accompanies the former condition, while the latter is very rarely associated with ...
Cold and mottled skin (livedo reticularis), especially extremities, due to insufficient perfusion of the skin The severity of hemorrhagic shock can be graded on a 1–4 scale on the physical signs. The shock index (heart rate divided by systolic blood pressure) is a stronger predictor of the impact of blood loss than heart rate and blood ...
The skin is frequently observed to have a mottled appearance (cutis marmorata telangiectatica congenita). Other congenital anomalies, including cardiovascular malformations , cleft lip and/or palate , abnormal renal system , and neurologic disorders manifesting as seizure disorders and developmental delay are sometimes observed.
Skin Itching, usually around the ears, face, neck, arms, and upper torso; Sensation of tiny insects crawling over the skin (formication) Mottled or marbled skin usually around the shoulders, upper chest and abdomen, with itching (cutis marmorata) Swelling of the skin, accompanied by tiny scar-like skin depressions (pitting edema) Neurologic Brain
Pallor is a pale color of the skin that can be caused by illness, emotional shock or stress, stimulant use, or anemia, and is the result of a reduced amount of oxyhaemoglobin and may also be visible as pallor of the conjunctivae of the eyes on physical examination. Pallor is more evident on the face and palms. It can develop suddenly or ...