Digit. A digit is a single symbol used to make numerals. 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 are the ten digits we use in everyday numerals. Example: The numeral 153 is made up of 3 digits (1, 5 and 3). Example: The numeral 46 is made up of 2 digits (4, and 6).Example: The numeral 9 is made up of 1 digit (9). So a single digit can also be a numeral. So digits make up numerals, and numerals stand for an idea of a number.Just like letters make up words, and words stand for an idea of the thing.xample: The numeral 46 is made up of 2 digits (4, and 6). Example: The numeral 9 is made up of 1 digit (9). So a single digit can also be a numeral. So digits make up numerals, and numerals stand for an idea of a number.
Varicocele causes an aching pain when you have been standing or sitting for an extended time and pressure builds up in the affected veins. But this causes pain in scrotal sacs and not the back unless and until there is compression of spinal nerves.
1 Varicocele is dilatation of veins which carry blood from the testes. It appears as a bag of worms just above the testes. It may result in discomfort, mild pain or a sensation of heaviness in the affected side of testis.  Hydrocele is accumulation of fluid around the testes between two layers called tunica vaginalis.