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Pica

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Pica, Pagophagia, Geophagia, Amylophagia, Trichophagia

  • Definition of Pica
  1. DSM-IV Definition
    1. Persistent eating of nonnutritive substances
    2. Eating habits persist for 1 month or more
    3. No associated food aversion
  2. Derived from Latin for Magpie
    1. Bird with unusual eating habits
  • Symptoms
  • Voracious consumption of unusual substances
  1. Ice (Pagophagia)
  2. Clay (Geophagia)
  3. Starch (Amylophagia)
  4. Hair (Trichophagia)
  • Associated conditions
  • Complications
  1. Acute or chronic toxicity
    1. Heavy metal Poisoning (e.g. Lead Poisoning)
  2. Vitamin or electrolyte deficiency
    1. Hypokalemia
    2. Hyperkalemia
    3. Iron Deficiency Anemia
    4. Zinc Deficiency
  3. Intestinal Obstruction
    1. Bezoar associated with Trichophagia
    2. Foreign Body Ingestion
  4. Malnutrition
    1. Failure to Thrive
    2. Achlorhydria
  5. Dental injury
  6. Parasitic Infection
  • Radiology
  1. Abdominal XRay
  • Management
  1. General nutrition counseling
  2. Manage associated conditions
    1. Iron Deficiency Anemia
    2. Lead Poisoning
    3. Parasitic Infection
    4. Intestinal Obstruction
  3. Mental health counseling
  4. Selective Serotonin Reuptake Inhibitor (SSRI)