A 2-year-old female child was brought to a PHC with a history of cough and fever for 4 days with inability to drink for last 12 hours. On examination, the child was having weight of 5 kg and respiratory rate of 45/minute with fever. The child will be classified as suffering from

**Core Concept**
The World Health Organization (WHO) has developed a classification system for pneumonia in children, which is based on clinical assessment and severity of symptoms. The classification helps in determining the need for hospitalization and appropriate treatment.

**Why the Correct Answer is Right**
The child in question is a 2-year-old with a history of cough and fever, difficulty in drinking (indicative of dehydration), and a high respiratory rate. According to the WHO classification, this child would be classified as having "Very Severe Pneumonia" due to the presence of severe symptoms such as respiratory rate > 50 breaths/minute, inability to drink, and severe general danger signs. This classification is critical as it necessitates immediate hospitalization and aggressive treatment.

**Why Each Wrong Option is Incorrect**
* **Option A:** Not enough information is provided to classify the child as having "Severe Pneumonia".
* **Option B:** The child's respiratory rate and inability to drink suggest a more severe classification.
* **Option C:** The child's symptoms are more severe than those classified as "Mild Pneumonia".

**Clinical Pearl / High-Yield Fact**
It is essential to remember that the WHO classification system for pneumonia in children is based on clinical assessment and severity of symptoms. The presence of severe symptoms such as difficulty in drinking, high respiratory rate, and severe general danger signs necessitates immediate hospitalization and aggressive treatment.

**Correct Answer:** C.

✓ Correct Answer: C. Very severe disease