Except in neonates, a tuberculin skin test should always be done before administering BCG.

A reactive tuberculin skin test is a contraindication to BCG.

The failure to follow procedures resulted in the delamination in flight of a section of one Cessna 400's wing skin from the spar while the aircraft was being flown by an FAA test pilot.

Geotechnical engineers use specialized tools, such as the cone penetration test, to estimate the amount of skin and end bearing resistance available in the subsurface.

To test this, skin samples were taken from places likely to be painted and tested against samples from areas where painting was unlikely.

If a child is not screened during the routine newborn screening test ( typically performed 2-7 days after birth, using samples drawn by neonatal heel prick ), the disease may present clinically with seizures, albinism ( excessively fair hair and skin ), and a " musty odor " to the baby's sweat and urine ( due to phenylacetate, one of the ketones produced ).

Geotechnical engineers use specialized tools, such as the cone penetration test, to estimate the amount of skin and end bearing resistance available in the subsurface.

Diagnostic hints that another disorder is responsible include the absence of Raynaud's phenomenon, a lack of abnormalities in the skin on the hands, a lack of internal organ involvement, and a normal antinuclear antibodies test result.

If the person is infected with scabies, the characteristic zigzag or S pattern of the burrow will appear across the skin ; however, interpreting this test may be difficult, as the burrows are scarce and may be obscured by scratch marks.

SLES has been shown to produce eye or skin irritation in experimental animals and in some human test subjects.

Diagnosis of latent TB relies on the tuberculin skin test ( TST ) and / or blood tests.

The Mantoux skin test consists of an intradermal injection of exactly one-tenth of a milliliter ( ml ) of PPD tuberculin.

It is one of the major tuberculin skin tests used around the world, largely replacing multiple-puncture tests such as the Tine test.

The Heaf tuberculin skin test was used in the United Kingdom, but discontinued in 2005.

Particularly important in the care of diabetes mellitus, a blood glucose test is performed by piercing the skin ( typically, on the finger ) to draw blood, then applying the blood to a chemically active disposable ' test-strip '.

One of those test methods consisted of rubbing part of the internal organs of the deceased, dissolved in oil, on the shaved skin of a rabbit ; the absorption of the cantharides and its blistering effect are such that they became visible on the skin of the rabbit.

Irritancy can be measured using the Draize test, where a test substance is applied to an animal's eyes or skin, usually an albino rabbit.

For these, a number of tests are performed, lasting less than a month ( acute ), one to three months ( subchronic ), and more than three months ( chronic ) to test general toxicity ( damage to organs ), eye and skin irritancy, mutagenicity, carcinogenicity, teratogenicity, and reproductive problems.

In living individuals the test is covered by a skin of velvet-textured spines ; these spines are in turn covered with very small hairs ( cilia ).

The test lacks its velvet-like skin of spines and has often been bleached white by sunlight.

Initially used for testing cosmetics, the procedure involves applying 0. 5mL or 0. 5g of a test substance to the eye or skin of a restrained, conscious animal, and then leaving it for set amount of time before rinsing it out and recording its effects.

The animals are observed for up to 14 days for signs of erythema and edema in the skin test, and redness, swelling, discharge, ulceration, hemorrhaging, cloudiness, or blindness in the tested eye.

Tool visits nursing homes, pretending to be an employee, and steals fentanyl skin patches off elderly patients ' bodies.

Her face was very thin, and burned by the sun until much of the skin was dead and peeling, the new skin under it red and angry.

The white girl with the penetrating green eyes sipped the lemonade handed to her by a handsome man of about 30, who had coppery skin and beetling eyebrows.

Now the detective must save his own skin by informing on the girl he loves, who is also the real murderer.

As symptomatic of the common man's malaise, he is most significant: a liberal and a Catholic, elected by the skin of his teeth.

Itching skin, considered `` just nerves '', was eased by treating with whiskey and salt.

The secretions produced by these help keep the skin moist.

The skin colour of amphibians is produced by three layers of pigment cells called chromatophores.

The progeny feeds on a skin layer that is specially developed by the adult.

Symbolically, Marian Anderson ( a noted opera singer of her day ) sang a rendition of " America the Beautiful " on the steps of the Lincoln Memorial in 1939 after being refused use of Constitution Hall by the Daughters of the American Revolution because of her skin color.

This works by drawing the infected pus to the surface of the skin before rupturing and leaking out.

In general, external alpha radiation is not harmful since alpha particles are effectively shielded by a few centimeters of air, a piece of paper, or the thin layer of dead skin cells.

* Absorption ( skin ), a route by which substances can enter the body through the skin

Athena's aegis, bearing the Gorgon, here resembles closely the skin of the huge serpent who guards the golden fleece ( regurgitating Jason ); cup by Douris, Classical Greece, early fifth century BC-Vatican Museum

There also is the origin myth that represents the ægis as a fire-breathing chthonic monster similar to the Chimera, which was slain and flayed by Athena, who afterward wore its skin as a cuirass ( Diodorus Siculus iii.

The transition to the meaning " shield " may have come by folk-etymology among a people familiar with draping an animal skin over the left arm as a shield.

Albinism ( from Latin albus, " white "; see extended etymology, also called achromia, achromasia, or achromatosis ) is a congenital disorder characterized by the complete or partial absence of pigment in the skin, hair and eyes due to absence or defect of tyrosinase, a copper-containing enzyme involved in the production of melanin.

The albinistic are generally as healthy as the rest of the population ( but see related disorders below ), with growth and development occurring as normal, and albinism by itself does not cause mortality, although the lack of pigment blocking ultraviolet radiation increases the risk of skin cancer and other problems.

The baidara ( large skin boat ) was a large open walrus skin-covered boat used by Aleut families to travel from island to island, as well as, transport goods for trade and warriors to battle.

The blind form of the Mexican tetra is different from the surface-dwelling form in a number of ways, including having unpigmented skin, having a better olfactory sense by having taste buds all over its head, and by being able to store four times more energy as fat allowing it to deal with irregular food supplies more effectively.

Dr. Bill Streever describes a boat made by the native Inupiat people in Barrow, Alaska: " It is a skin boat, an umiaq, built from the stitched hides of bearded seals and used to hunt bowhead whales in the open-water leads during spring ...

This procedure may be performed by leaving the donor tissue connected to the original site to retain its blood supply ( the vessels are tunnelled beneath the skin surface to the new site ) or it may be cut off and new blood supply may be connected.

The breast is an apocrine gland that produces milk to feed an infant child ; for which the nipple of the breast is centred in ( surrounded by ) an areola ( nipple-areola complex, NAC ), the skin color of which varies from pink to dark brown, and has many sebaceous glands.