A Comprehensive Overview Of Tetanus: Prevalence, Complications, And Prevention

Tetanus is an infection characterized by a widespread hypertonic state that appears as severe jaw and neck muscular spasms. A bacterium (Clostridium tetani) that produces a toxin is the source of this fatal neurological condition. Muscle twitches are usually brought on by this condition, especially in the neck and jaw muscles. Tetanus is commonly known as lockjaw.

Tetanus causes spasms that originate in the face and spread to the rest of the body, continuing anywhere from a few minutes to several weeks. The infection most frequently affects individuals who have not received a vaccination or the elderly with waning immunity.

PREVALENCE

• Tetanus affects individuals of all ages, but its prevalence is highest in infants and young children

• Tetanus mortality rates have decreased, according to the World Health Organization (WHO), owing to intensive immunization campaigns in recent years

• Tetanus mortality was estimated by the WHO to have decreased to 14,132 cases in 2011 from an estimated 275,000 cases in 1997

• With mortality rates ranging from 20% to 45% due to the infection, tetanus is still disproportionately more prevalent (some studies show 135 times greater) in low-resource settings than it is in developed countries

• The global prevalence of neonatal tetanus is reducing as a result of extensive vaccination which is combined with other vaccines, pertussis, and diphtheria (DPT)

• Tetanus in newborns is prevalent because of inadequate neonatal vaccination. In 2013, roughly 84% of children under the age of 12 months received tetanus coverage worldwide

COMPLICATION

• Breathing problems – Contraction of the larynx and muscle cramps in the neck and abdomen can cause life-threatening respiratory problems, especially during a generalized spasm

• Blockage of a lung artery (pulmonary embolism) - A blood clot that has spread from another part of your body could obstruct the lung's main artery or one of its branches

• Pneumonia - A side effect of widespread spasms could be aspiration pneumonia, a lung infection induced by involuntary lung inhalation

• Death - Tetanus frequently results in death from a spasm-induced obstruction of the airway or from injury to the nerves that control breathing, heart rate, or other organ functions

PREVENTION

Vaccination for children –

• Children receive the tetanus vaccine as part of the diphtheria, tetanus toxoids, and acellular pertussis (DTaP) vaccination series 
• Children between the ages of two and five are often given a series of five vaccinations in the arm or leg. The vaccination series is 2 months, 4 months, 6 months, 15-18 months, and 4-6 years

Vaccination for children ages 7 to 18

• Children should receive a booster shot when they are either 11 or 12. The Tdap vaccine is the name of this booster

Vaccination for adults age 19 and older

• Adults should receive a booster shot once every ten years. Tdap or Td is the choice of vaccine for adults 

Vaccination during pregnancy

• Irrespective of the mother's schedule of vaccinations, a booster dose is advised during the third trimester of pregnancy