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Yeast Infection and PID Differences Explained

Know about the yeast and PID, what it is, causes, symptoms, and how it is treated, key differences and preventive measures and more.

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Written by Dr. D Bhanu Prakash

Reviewed by Dr. M L Ezhilarasan MBBS

Last updated on 22nd Aug, 2025

Yeast Infection and PID Differences Explained

Introduction 

Dealing with vaginal discomfort can be confusing, especially when symptoms overlap between different conditions. Two common issues that women may face are yeast infections and pelvic inflammatory disease (PID). While both can cause discomfort, they are very different in terms of causes, symptoms, and treatments.

This article will help you understand the key differences between a yeast infection and PID, so you can recognise the signs and seek the right treatment.

What is a Yeast Infection?

A yeast infection (also called vaginal candidiasis) is a fungal infection caused by an overgrowth of Candida, a type of yeast naturally found in the vagina. When the balance of bacteria and yeast is disrupted, it can lead to an infection.

Common Symptoms of a Yeast Infection:

The common symptoms of a yeast infection:

  • Itching and irritation in and around the vagina
  • Thick, white, odourless discharge (often resembling cottage cheese)
  • Burning sensation during urination or sex
  • Redness and swelling of the vulva

Consult a General Practitioner for Personalised Advice

Dr. Arthi S, Family Physician

Dr. Arthi S

Family Physician

3 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

Dr Syed Mateen Pasha, General Physician

Dr Syed Mateen Pasha

General Physician

2 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

Dr. Mary Susan K S, General Physician/ Internal Medicine Specialist

Dr. Mary Susan K S

General Physician/ Internal Medicine Specialist

13 Years • MBBS, MD INTERNAL MEDICINE

Bengaluru

Apollo Clinic, Sarjapur Road, Bengaluru

800

800

No Booking Fees

Causes of Yeast Infections:

The causes of yeast infection include:

  • Antibiotics (they kill good bacteria that keep yeast in check)
  • Hormonal changes (pregnancy, menstrual cycle, birth control)
  • Weak immune system (diabetes, HIV, stress)
  • Tight or damp clothing (traps moisture, promoting yeast growth)

How to Treat a Yeast Infection?

Yeast infections can be treated by:

  • Over-the-counter antifungal creams (e.g., clotrimazole, miconazole)
  • Prescription oral antifungal medication (like fluconazole)
  • Probiotics (to restore healthy bacteria balance)
  • Wearing loose, breathable cotton underwear

If symptoms persist after treatment, consult a doctor to rule out other infections.

What is Pelvic Inflammatory Disease (PID)?

Pelvic inflammatory disease (PID) is a serious infection of the female reproductive organs, including the uterus, fallopian tubes, and ovaries. It is usually caused by sexually transmitted infections (STIs) like chlamydia or gonorrhea, but bacteria from other sources can also trigger it.

Common Symptoms of PID:

The common symptoms of a PID infection:

  • Lower abdominal pain (often severe and persistent)
  • Foul-smelling vaginal discharge (yellow or green)
  • Pain during sex or urination
  • Irregular menstrual bleeding
  • Fever, chills, or nausea (in severe cases)

Causes of PID:

The causes include:

  • Untreated STIs (chlamydia, gonorrhea)
  • Bacterial infections spreading from the vagina to the reproductive organs
  • Recent childbirth, miscarriage, or abortion (increased infection risk)

Why is PID Dangerous?

If left untreated, PID can lead to:

  • Chronic pelvic pain
  • Infertility (due to scarred fallopian tubes)
  • Ectopic pregnancy (pregnancy outside the uterus)
  • Abscesses in reproductive organs

How is PID Treated?

It is treated by:

  • Antibiotics (to clear the infection, sometimes multiple types)
  • Hospitalisation (for severe cases with abscesses)
  • Partner treatment (if caused by an STI, partners must also be treated)

Important: If you suspect PID, see a doctor immediately. Delaying treatment can cause long-term damage.

Key Differences Between Yeast Infection and PID

Feature

Yeast Infection

PID

Cause

Fungal (Candida overgrowth)

Bacterial (STIs or other bacteria)

Discharge

Thick, white, odourless

Foul-smelling, yellow/green

Pain

Mild itching/burning

Severe lower abdominal pain

Fever

No

Yes (in severe cases)

Treatment

Antifungal meds

Antibiotics (urgent treatment needed)

When to See a Doctor?

For Yeast Infection:

  • If symptoms don’t improve with OTC treatment
  • If infections recur frequently (more than 4 times a year)

For PID (Seek Immediate Help):

Severe pelvic pain

  • Fever with vaginal discharge
  • Suspected STI exposure

If you're unsure about your symptoms, it's always best to consult a doctor.

Prevention Tips

Preventing Yeast Infections:

It includes

  • Wear breathable cotton underwear
  • Avoid douching (disrupts natural balance)
  • Change out of wet clothes quickly
  • Limit sugar intake (yeast thrives on sugar)

Preventing PID:

It includes

  • Practice safe sex (use condoms)
  • Get regular STI screenings
  • Treat infections early (don’t ignore symptoms)

Final Thoughts:

The yeast infection and PID are two distinct diseases. They differ in their manifestation, like the discharge colour, odour, medications, and symptoms. Seek help from a doctor when the preventive and managing conditions at home do not help.  

Consult a General Practitioner for Personalised Advice

Dr. Arthi S, Family Physician

Dr. Arthi S

Family Physician

3 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

Dr Syed Mateen Pasha, General Physician

Dr Syed Mateen Pasha

General Physician

2 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

Dr. Mary Susan K S, General Physician/ Internal Medicine Specialist

Dr. Mary Susan K S

General Physician/ Internal Medicine Specialist

13 Years • MBBS, MD INTERNAL MEDICINE

Bengaluru

Apollo Clinic, Sarjapur Road, Bengaluru

800

800

No Booking Fees

Consult a General Practitioner for Personalised Advice

Dr Syed Mizra M, General Physician/ Internal Medicine Specialist

Dr Syed Mizra M

General Physician/ Internal Medicine Specialist

2 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

Dr. Arthi S, Family Physician

Dr. Arthi S

Family Physician

3 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

Dr Syed Mateen Pasha, General Physician

Dr Syed Mateen Pasha

General Physician

2 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

Dr. Sayeedur Rahman, General Practitioner

Dr. Sayeedur Rahman

General Practitioner

1 Years • MBBS

Kolkata

Wellness Health Point, Kolkata

313

Dr. Mary Susan K S, General Physician/ Internal Medicine Specialist

Dr. Mary Susan K S

General Physician/ Internal Medicine Specialist

13 Years • MBBS, MD INTERNAL MEDICINE

Bengaluru

Apollo Clinic, Sarjapur Road, Bengaluru

800

800

No Booking Fees

Consult a General Practitioner for Personalised Advice

Dr Syed Mizra M, General Physician/ Internal Medicine Specialist

Dr Syed Mizra M

General Physician/ Internal Medicine Specialist

2 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

Dr. Arthi S, Family Physician

Dr. Arthi S

Family Physician

3 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

Dr Syed Mateen Pasha, General Physician

Dr Syed Mateen Pasha

General Physician

2 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

Dr. Sayeedur Rahman, General Practitioner

Dr. Sayeedur Rahman

General Practitioner

1 Years • MBBS

Kolkata

Wellness Health Point, Kolkata

313

Dr. Mary Susan K S, General Physician/ Internal Medicine Specialist

Dr. Mary Susan K S

General Physician/ Internal Medicine Specialist

13 Years • MBBS, MD INTERNAL MEDICINE

Bengaluru

Apollo Clinic, Sarjapur Road, Bengaluru

800

800

No Booking Fees

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