External Hemorrhoids – Causes, Diagnosis, and Treatment

Hemorrhoids are defined as swollen and inflamed veins of the anorectal area because of increased pressure inside the veins or weakness of the venous walls. They are similar to varicose veins of the lower limb and both share the same pathogenesis and the causes are similar. According to their location, hemorrhoids are classified into 2 types, external hemorrhoids located outside the anus and internal hemorrhoids located inside the anus.

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