calculi formation

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• Calculi, renal — Kidney stones, by another name. A common cause of blood in the urine and pain in the abdomen, flank, or groin. Occurs in 1 in 20 people at some time in their life. Development of the stones is related to decreased urine volume or increased… …   Medical dictionary

• Renal calculi — Kidney stones. A common cause of blood in the urine and pain in the abdomen, flank, or groin. Occurs in 1 in 20 people at some time in their life. Development of the stones is related to decreased urine volume or increased excretion of stone… …   Medical dictionary

• lithogenesis —   n. study of rock formation; calculi formation.    ♦ lithogenetic, a.    ♦ lithogenous, a. producing stone …   Dictionary of difficult words

• Nigella sativa — Scientific classification Kingdom: Plantae Division …   Wikipedia

• Ethilon — EthilonTM is a synthetic nonabsorbable nylon suture manufactured by Ethicon. Black in color, it is a monofilament suture that is used frequently for soft tissue approximation and ligation. Even though it is nonabsorbable, the knot security… …   Wikipedia

• lithiasis — Formation of calculi of any kind, especially of biliary or urinary calculi. [litho + G. iasis, condition] l. conjunctivae hard nodules caused by deposition of calcareous material in areas of cellular degeneration in Henle …   Medical dictionary

• pneumolithiasis — Formation of calculi in the lungs. * * * pneu·mo·li·thi·a·sis lith ī ə səs n, pl a·ses .sēz the presence or formation of calculi in the lungs * * * pneu·mo·li·thi·a·sis (noo″mo lĭ thiґə sis) the presence of concretions in the… …   Medical dictionary

• lithogenesis, lithogeny — Formation of calculi. [litho + G. genesis, production] …   Medical dictionary

• Kidney stone — Classification and external resources …   Wikipedia

• formal logic — the branch of logic concerned exclusively with the principles of deductive reasoning and with the form rather than the content of propositions. [1855 60] * * * Introduction       the abstract study of propositions, statements, or assertively used …   Universalium

• Natural deduction — In logic and proof theory, natural deduction is a kind of proof calculus in which logical reasoning is expressed by inference rules closely related to the natural way of reasoning. This contrasts with the axiomatic systems which instead use… …   Wikipedia