Dr. Luis Alvarez MD

Recommended Articles

• How Do Kidney Stones Develop?

  Kidney stones are a condition that affects around 15 percent of the world's population. For reasons unknown, the condition's prevalence has increased over the last 30 years. Kidney stones more often affect men than women. What are kidney stones?Kidney stones or renal lithiasis is the formation of...

• What are the Early Signs of Lupus?

  Systemic lupus erythematosus (also known as lupus) is a condition that usually affects women. It occurs as a result of antibodies or lymphocytes generated against substances that exist in the body. Approximately one out of 2,100 people has the condition.Women are five times more vulnerable to...

• What Could Swollen Feet Mean?

  Swollen feet can be easily linked to pregnancy, standing for long hours, or injury by most people. These cases are often temporary and not a cause for concern. However, swollen feet can also be experienced by people without these factors and can be a sign of an underlying medical condition,...

• Leukocytes in Urine: What Does Leukocyte Esterase in Urine Mean?

  What are leukocytes?White blood cells (WBCs) are also called as leukocytes. They protect the body from infections by fighting foreign invaders such as viruses, bacteria, fungi, or parasites. Phagocytes and lymphocytes are forms of white blood cells (WBCs).Phagocytes engulf foreign particles like...

• What Will a Doctor Ask if you Have Blood in Your Urine?

  In the normal course, blood has no reason to appear in the urine, but if that happens, one should not hesitate to seek specialist medical opinion. Blood may appear in urine owing to simple infections in the urinary and genital systems, or it could be a result of some serious ailment that is...

• Oliguria

  Oliguria is a medical term used when referring to a decreased urine output. Oliguria is considered when a person’s urine output is less than 400 mL in a 24-hour period. When it comes to infants, oliguria occurs when the urine output is less than 0.5 mL/kg/hr for 24 hours. Anuria is the absence...