A 35-year-old lady visited the OPD with complaints of itching and discharge from the Vagina. The Nurse examines her and notices that there is a "curdy white" vaginal discharge, which is indicative of?

Appeared in: RML 2023

Explanation

The combination of intense vaginal itching and a "curdy white," cottage cheese-like discharge is the hallmark presentation of vulvovaginal candidiasis.
This infection is caused by an overgrowth of the fungus Candida albicans, which is a normal part of the vaginal flora but can proliferate under certain conditions (e.g., antibiotic use, pregnancy, diabetes).
On examination, the vaginal pH is typically normal (less than 4.5), which helps differentiate it from other infections like bacterial vaginosis.

Option A: Gonorrhoea, a bacterial STI, typically presents with a purulent (pus-like) or mucopurulent discharge from the cervix, not a curdy white vaginal discharge.
Option B: Bacterial Vaginosis is characterized by a thin, homogenous, grayish-white discharge accompanied by a distinct 'fishy' odor. The discharge is not curdy.
Option D: Syphilis is a bacterial STI whose primary manifestation is a painless ulcer called a chancre at the site of infection. It does not typically cause vaginal discharge.

Clinical Relevance

Nursing practice connection: Knowing Differential diagnosis of vaginitis based on discharge characteristics helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Accurate assessment of vaginal discharge characteristics is a fundamental nursing skill for identifying potential infections and providing appropriate patient education.
Nurses play a key role in educating patients about risk factors for candidiasis (like antibiotic use, uncontrolled diabetes, and tight clothing) and strategies for prevention.
What if the patient also complained of a 'fishy odor'? This additional symptom would strongly suggest co-infection or an alternative diagnosis of Bacterial Vaginosis, warranting a different diagnostic and treatment approach.

How to Approach the Question

First, identify the key clinical finding presented in the scenario. Here, the most specific sign is the 'curdy white' vaginal discharge.
Next, recall the classic presentations of the conditions listed in the options.
Match the key finding from the stem to the corresponding condition. 'Curdy white' or 'cottage cheese-like' discharge is pathognomonic for Candida infections.
Eliminate the other options by contrasting their typical presentations. Gonorrhea has purulent discharge, Bacterial Vaginosis has a thin, fishy-smelling discharge, and Syphilis presents with a chancre.

Concept Tested & Keywords

Concept Tested: Differential diagnosis of vaginitis based on discharge characteristics.
Stem keywords: itching, discharge from Vagina, curdy white vaginal discharge
Lead-in keywords: indicative of
Clinical cues: 'Curdy white' discharge is a pathognomonic sign for vaginal candidiasis.
Negative lead-in flag: false

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E6 Medicine Davidson Principles Practice 24e p. 355-357

E6 Gynecology Williams p. 69-92

Practise the full RML 2023

Attempt every question from this paper in a timed mock, then review the full solution for each one.