When to start hormonal contraceptives

when to start dialysis in elderly patients

The state of hormonal contraception today: benefits and risks of hormonal contraceptives: progestin-only contraceptives.

The progestin component of hormonal contraceptives accounts for most of their contraceptive effects. Several dosage forms of progestin-only contraceptives have been developed, including pills, injectables, implants, and intrauterine devices. Emergency contraceptives may also contain progestin only and are indicated for prevention of pregnancy following unprotected intercourse or contraceptive f...

When to Start Antiretroviral Therapy

The question of when to start combination antiretroviral therapy for treatment-naïve patients has always been controversial. This is particularly true in the current era, with major guidelines recommending very different treatment strategies. Despite a lack of clarity regarding the optimal time to begin therapy, there has been a recent shift toward earlier initiation. This more aggressive appro...

When Regions Start to Move

In this paper, we discuss a formalism for modeling regions that are exposed to movement or deformation. The basis of our formalism is the RCC theory, which uses topological relations between regions to reason about them. By using fuzzy set theory and the notion of conceptual neighbors, we are able to deal with regions that can move or change over time. In addition, we introduce an algorithm for...

When to start antiretroviral therapy?

The optimal time to start antiretroviral therapy (ART) for human immunodeficiency virus (HIV)-infected individuals remains uncertain. Although current ART regimens are effective in suppressing viremia and enhancing immune function and are increasingly convenient and well tolerated, ongoing concerns remain about adherence, drug-related toxicities, drug resistance, and cost. Although few clinical...