What is white crusty discharge in underwear from?

White crusty discharge in underwear can have several causes, both normal and abnormal. Here are a few possibilities:

1. Normal physiological discharge:

- Smegma: This is a white or yellowish substance that can accumulate around the genitals and under the foreskin in uncircumcised males. It is composed of dead skin cells, natural oils, and secretions from the glands in the genital area. Smegma is typically harmless and can be easily removed by washing the area regularly.

2. Yeast infection (Candidiasis):

- A yeast infection is a common fungal infection that can affect both men and women. It can cause symptoms such as itching, irritation, and a thick, white, curd-like discharge from the vagina or penis. Yeast infections can be treated with antifungal medications.

3. Bacterial vaginosis (BV):

- BV is a bacterial imbalance in the vagina that can cause a thin, white or gray discharge with a fishy odor. BV is typically treated with antibiotics.

4. Sexually transmitted infections (STIs):

- Some STIs, such as chlamydia and gonorrhea, can cause a variety of symptoms, including white discharge, pain during urination, and abnormal bleeding. STIs require prompt diagnosis and treatment to prevent complications.

5. Allergic reactions:

- Certain hygiene products, laundry detergents, or fabrics can cause an allergic reaction in the genital area, leading to white discharge, itching, and irritation.

6. Medical conditions:

- In some cases, white crusty discharge may be a sign of an underlying medical condition, such as diabetes, hormonal imbalances, or certain medications.

If you are concerned about any abnormal discharge from your genitals, it is important to consult a healthcare professional for proper evaluation and diagnosis. They can determine the cause of the discharge and recommend appropriate treatment.