Skin cancers

Skin cancers

Learning medicine is hard work! Osmosis makes it easy. It takes your lectures and notes to create a personalized study plan with exclusive videos, practice questions and flashcards, and so much more. Try it free today! Skin cancer is an uncontrolled growth of cells within the skin. There are three main types: basal cell carcinoma,

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Rickettsia rickettsii & other Rickettsia species – causes, symptoms, diagnosis, treatment, pathology

Rickettsia rickettsii & other Rickettsia species – causes, symptoms, diagnosis, treatment, pathology

The Rickettsiae are a genus of Gram-negative coccobacilli, which includes two major groups of bacteria. First, there’s the spotted-fever group, the main species in this group is Rickettsia rickettsii, which causes a disease called Rocky Mountain spotted fever. Second, there’s the typhus group of Rickettsia species – which cause different forms of typhus. This group

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Why Is Heart Cancer So Rare?

Why Is Heart Cancer So Rare?

Every day, super-tiny cells are waging wars inside of us. These ferocious fighters are too small for us to see without a microscope, but they’re capable of overtaking just about any organ in your body. They’re cancer cells, and they’re actually constantly arising inside of us. Most of the time, our immune system seeks them

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The flu vaccine: explained

The flu vaccine: explained

Influenza, or simply the flu, is caused by influenza virus. Almost everyone has had the flu at some point—high fever, runny nose, sore throat, muscle pains, headaches, coughing, sneezing, and feeling tired—it’s terrible. Good news is that it usually improves in a week, but occasionally someone can go from being completely healthy to being seriously

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