Symptoms of Anthrax


Depending on the type contracted, the signs and symptoms of anthrax will differ. Symptoms usually become evident one to six days after exposure.

Symptoms of Cutaneous Anthrax:

  • Development of a sore that looks like an insect bite – a red-brown raised spot
  • Sores develops on the hands or arms and in less common cases -  the head and the face
  • Over time the sore will blister and harden and form a black ulcer
  • The sore itself is painless but the surrounding area may get swollen
  • After two weeks, a scab will form on the sore and fall off when dried
  • If the sore occurs on the neck, the swelling around it could affect breathing
  • Swollen lymph nodes
  • Muscles aches and pains
  • Fever
  • Nausea
  • Vomiting
Symptoms of Inhalational Anthrax:

  • Fever
  • Headache
  • Cough
  • Difficulty breathing
  • Respiratory distress
  • Rapid breathing
  • A Blue color to the skin
  • Excessive sweating
  • Malaise
  • Chest pain (almost similar to a heart attack)
  • Shock caused by internal infection
  • Coma

Symptoms of Gastrointestinal Anthrax:

Symptoms usually set in within a week of exposure

  • Stomach pain
  • Loss of appetite
  • Blood in the stools
  • Diarrhea
  • Fever
  • Fatigue
  • Sores in the mouth
  • Nausea
  • Vomiting blood

Other types of anthrax and their respective symptoms include:

  • Oropharyngeal (mouth and throat) Anthrax: Sore throat and difficulty swallowing
  • Septicemic (bloodstream) Anthrax: Develops as a complication of inhalational anthrax and is characterized by a severe infection of the organs and internal bleeding.
  • Anthrax Meningitis: The infection in this type of anthrax spreads to the brain and through the central nervous system.