Starvation: Difference between revisions
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{{SI}} | |||
{{Infobox medical condition | |||
== | | name = Starvation | ||
| image = [[File:Girl_affected_by_famine_in_Buguruslan,_Russia_-_1921.jpg|250px]] | |||
| caption = A girl affected by famine in Buguruslan, Russia, 1921 | |||
| field = [[Nutrition]] | |||
| symptoms = [[Weight loss]], [[muscle atrophy]], [[fatigue]], [[weakness]], [[immune deficiency]] | |||
| complications = [[Organ failure]], [[death]] | |||
| onset = Gradual | |||
| duration = Varies | |||
| causes = [[Malnutrition]], [[famine]], [[eating disorders]] | |||
| risks = [[Poverty]], [[war]], [[natural disasters]], [[economic instability]] | |||
| diagnosis = [[Clinical assessment]], [[body mass index]] (BMI) measurement | |||
| treatment = [[Nutritional rehabilitation]], [[medical care]] | |||
| prognosis = Variable, depending on severity and treatment | |||
| frequency = Common in areas affected by [[famine]] and [[poverty]] | |||
}} | |||
'''Starvation''' is a severe deficiency in caloric energy, nutrient, and vitamin intake. It is the most extreme form of malnutrition and can result in death. | |||
== Introduction == | |||
Starvation occurs when the body is not receiving enough calories to maintain its vital functions. The body's response to prolonged starvation may involve the breakdown of body tissues, primarily muscles and eventually vital organs, for energy. | Starvation occurs when the body is not receiving enough calories to maintain its vital functions. The body's response to prolonged starvation may involve the breakdown of body tissues, primarily muscles and eventually vital organs, for energy. | ||
[[File:Starved girl.jpg|thumb|Starved girl]] | [[File:Starved girl.jpg|left|thumb|Starved girl]] | ||
== Causes == | == Causes == | ||
*Starvation can result from various factors, including: | *Starvation can result from various factors, including: | ||
| Line 9: | Line 25: | ||
*'''Eating disorders''': Conditions such as [[Anorexia nervosa]] can lead to self-starvation. | *'''Eating disorders''': Conditions such as [[Anorexia nervosa]] can lead to self-starvation. | ||
*'''Poverty''': Individuals living in extreme poverty may not have access to adequate food supplies. | *'''Poverty''': Individuals living in extreme poverty may not have access to adequate food supplies. | ||
== Physiological Response == | == Physiological Response == | ||
When faced with starvation, the body uses its stored fat and muscle for energy. This causes weight loss and fatigue and can affect the function of vital organs. If starvation continues, the body eventually breaks down its own tissues to keep the heart and other organs functioning, leading to organ failure and death. | When faced with starvation, the body uses its stored fat and muscle for energy. This causes weight loss and fatigue and can affect the function of vital organs. If starvation continues, the body eventually breaks down its own tissues to keep the heart and other organs functioning, leading to organ failure and death. | ||
== Symptoms == | == Symptoms == | ||
Early signs of starvation include fatigue, irritability, and lethargy. As the condition progresses, individuals may experience dizziness, fainting, dehydration, and severe weight loss. Without intervention, the final stages of starvation may include organ failure, coma, and death. | Early signs of starvation include fatigue, irritability, and lethargy. As the condition progresses, individuals may experience dizziness, fainting, dehydration, and severe weight loss. Without intervention, the final stages of starvation may include organ failure, coma, and death. | ||
== Diagnosis == | == Diagnosis == | ||
Diagnosis of starvation involves a physical examination, nutritional assessment, and laboratory tests. Body mass index (BMI), measurement of body fat and muscle mass, and blood tests can provide information about the body's nutritional state. | Diagnosis of starvation involves a physical examination, nutritional assessment, and laboratory tests. Body mass index (BMI), measurement of body fat and muscle mass, and blood tests can provide information about the body's nutritional state. | ||
== Treatment == | == Treatment == | ||
Treatment focuses on the gradual reintroduction of food. Initial feeding must be done slowly to prevent [[Refeeding syndrome]], a potentially fatal condition that can occur when reintroducing nutrition to severely malnourished individuals. Once the individual is stable, they may need ongoing treatment to address underlying causes of starvation, such as eating disorders or socio-economic issues. | Treatment focuses on the gradual reintroduction of food. Initial feeding must be done slowly to prevent [[Refeeding syndrome]], a potentially fatal condition that can occur when reintroducing nutrition to severely malnourished individuals. Once the individual is stable, they may need ongoing treatment to address underlying causes of starvation, such as eating disorders or socio-economic issues. | ||
== Prognosis == | == Prognosis == | ||
With early intervention and proper treatment, individuals can recover from starvation. However, if left untreated, starvation can lead to permanent organ damage or death. | With early intervention and proper treatment, individuals can recover from starvation. However, if left untreated, starvation can lead to permanent organ damage or death. | ||
== Prevention == | == Prevention == | ||
Preventing starvation involves ensuring access to healthy food and addressing the root causes of malnutrition, such as poverty and lack of education about nutrition. | Preventing starvation involves ensuring access to healthy food and addressing the root causes of malnutrition, such as poverty and lack of education about nutrition. | ||
== References == | == References == | ||
<references> | <references> | ||
Latest revision as of 18:17, 8 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss NYC and sleep center NYC
| Starvation | |
|---|---|
| |
| Synonyms | N/A |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Weight loss, muscle atrophy, fatigue, weakness, immune deficiency |
| Complications | Organ failure, death |
| Onset | Gradual |
| Duration | Varies |
| Types | N/A |
| Causes | Malnutrition, famine, eating disorders |
| Risks | Poverty, war, natural disasters, economic instability |
| Diagnosis | Clinical assessment, body mass index (BMI) measurement |
| Differential diagnosis | N/A |
| Prevention | N/A |
| Treatment | Nutritional rehabilitation, medical care |
| Medication | N/A |
| Prognosis | Variable, depending on severity and treatment |
| Frequency | Common in areas affected by famine and poverty |
| Deaths | N/A |
Starvation is a severe deficiency in caloric energy, nutrient, and vitamin intake. It is the most extreme form of malnutrition and can result in death.
Introduction[edit]
Starvation occurs when the body is not receiving enough calories to maintain its vital functions. The body's response to prolonged starvation may involve the breakdown of body tissues, primarily muscles and eventually vital organs, for energy.
Causes[edit]
- Starvation can result from various factors, including:
- Famine: This is usually the result of crop failure, instability due to war, or the inability to procure food items.
- Eating disorders: Conditions such as Anorexia nervosa can lead to self-starvation.
- Poverty: Individuals living in extreme poverty may not have access to adequate food supplies.
Physiological Response[edit]
When faced with starvation, the body uses its stored fat and muscle for energy. This causes weight loss and fatigue and can affect the function of vital organs. If starvation continues, the body eventually breaks down its own tissues to keep the heart and other organs functioning, leading to organ failure and death.
Symptoms[edit]
Early signs of starvation include fatigue, irritability, and lethargy. As the condition progresses, individuals may experience dizziness, fainting, dehydration, and severe weight loss. Without intervention, the final stages of starvation may include organ failure, coma, and death.
Diagnosis[edit]
Diagnosis of starvation involves a physical examination, nutritional assessment, and laboratory tests. Body mass index (BMI), measurement of body fat and muscle mass, and blood tests can provide information about the body's nutritional state.
Treatment[edit]
Treatment focuses on the gradual reintroduction of food. Initial feeding must be done slowly to prevent Refeeding syndrome, a potentially fatal condition that can occur when reintroducing nutrition to severely malnourished individuals. Once the individual is stable, they may need ongoing treatment to address underlying causes of starvation, such as eating disorders or socio-economic issues.
Prognosis[edit]
With early intervention and proper treatment, individuals can recover from starvation. However, if left untreated, starvation can lead to permanent organ damage or death.
Prevention[edit]
Preventing starvation involves ensuring access to healthy food and addressing the root causes of malnutrition, such as poverty and lack of education about nutrition.
References[edit]
<references>
- Robinson SM. Starvation resistance and adult body composition: importance of the micronutrient environment. Public Health Nutr. 2012;15(7):1302-1308.
- Gordon C. Clinical features and management of undernutrition in children in the UK. Arch Dis Child. 2012;97(7):631-635.
</references>
