This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
Lowering of the following parameter indicates acute malnutrition: 
Select and explain. 
A. Weight for age, B. Weight for height, C. Height for age, D. BMI
B: Weight for height
Answer: B: Weight for height 
Explanation: Low weight for height: This is also known as nutritional wasting or emaciation which is an indicator of acute malnutrition. It is associated with an increased risk of moality and morbidity. A child who is less than 70% of the expected weight-for-height is classed as severely wasted. Ref: Park's Textbook of Preventive and Social Medicine, p019th edition, Page 434.