The condition of Marasmus is primarily distinguished from Kwashiorkor by being a disease of severe:

Question

BlackTom AI · Accepted Answer

To tackle this question, let's compare the characteristic features of marasmus and kwashiorkor and see how the options align with the defining distinctions.
Option 1: 'Protein-calorie malnutrition where the child is struggling to maintain life and body tissues waste away.' This aligns with marasmus, which is a severe energy (calorie) and protein deficiency leading to extensive wasting and loss of subcutaneous fat and muscle; children look emaciated and growth is stunted. The phrasing emphasizes both protein-calorie deficiency and wasting, which is the hallmark of marasmus. 
Option 2: 'Acute, short-term protein deficiency.' While protein deficiency is involved in malnutrition, marasmus is typically a chronic condition with long-standing energy deficiency rather than an acute, short-term episode. This description inaccurately narrows marasmus to an acute phase and omits the profound wasting aspect that characterizes the disease. 
Option 3: 'Fluid retention only.' This describes edema, which is more characteristic of kwashiorkor, not marasmus. Marasmus lacks the edema that defines kwashiorkor; fluid retention is not the primary feature of marasmus. 
Option 4: 'Protein malnutrition with adequate calorie intake.' This would imply protein deficiency despite sufficient calories, which can be seen in some forms of kwashiorkor or other PEM patterns but does not describe marasmus. In marasmus, calories are severely restricted and energy deficit is central, with overall wasting rather than isolated protein deficiency with adequate calories. 
Putting these together, the option that best captures the marasmic picture is the first one, which describes severe protein-calorie malnutrition with wasting of body tissues. The remaining choices either emphasize edema, acute timing, or incorrect caloric balance, which are not the defining features of marasmus.

The condition of Marasmus is primarily distinguished from Kwashiorkor by being a disease of severe: 单项选择题

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