Polyphagia

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## Overview

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In biology, "polyphagia" is a type of phagy, referring to an animal that feeds on many kinds of food. In medicine, polyphagia (sometimes known as hyperphagia) is a medical sign meaning excessive hunger and abnormally large (poly-) intake of solids by mouth.

## See also

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* Hunger
* Eating disorder
* Polydipsia
* Anorexia
* Prader-Willi Syndrome

## External links

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* Diseases and conditions associated with Polyphagia

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Symptoms and signs: circulatory (R00–R03, 785)

Cardiovascular|

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Myeloid/blood|

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Symptoms and signs: respiratory system (R04–R07, 786)

Hemorrhage|

* Epistaxis
* Hemoptysis

Abnormalities
of breathing|

Respiratory sounds

Stridor
Wheeze
Crackles
Rhonchi
Hamman's sign

Apnea
Dyspnea
Hyperventilation/Hypoventilation
Hyperpnea/Tachypnea/Hypopnea/Bradypnea
Orthopnea/Platypnea
Trepopnea

Biot's respiration
Cheyne-Stokes respiration
Kussmaul breathing

Hiccup
Mouth breathing/Snoring
Breath-holding

Other|

* Asphyxia
* Cough
* Pleurisy
* Sputum

* Respiratory arrest
* Hypercapnia/Hypocapnia

* Pectoriloquy: Whispered pectoriloquy
* Egophony
* Bronchophony

* Pleural friction rub

* Fremitus

* Silhouette sign

Chest, general|

* Chest pain
* Precordial catch syndrome

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Symptoms and signs: digestive system and abdomen (R10–R19, 787,789)

GI tract|

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Accessory|

Hepatosplenomegaly/Hepatomegaly
Jaundice

Abdominopelvic|

Ascites

Abdominal – general|

Abdominal pain (Acute abdomen, Colic, Baby colic)

Splenomegaly

Abdominal guarding * Abdominal mass * Rebound tenderness

Shifting dullness * Bulging flanks * Puddle sign * Fluid wave test

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Symptoms and signs: Symptoms concerning nutrition, metabolism and development (R62–R64, 783)

Ingestion/Weight|

decrease: Anorexia • Weight loss/Cachexia/Underweight

increase: Polyphagia • Polydipsia • Orexigenia • Weight gain

Growth|

Delayed milestone • Failure to thrive • Short stature (e.g., Idiopathic)

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