However, Td has less of the diphtheria toxoid, which is why the "d" is lowercase and the "T" is capitalized.In 2020, the US Centers for Disease Control and Prevention (CDC) Advisory Committee on Immunization Practices (ACIP) recommended that either tetanus and diphtheria toxoids (Td) vaccine or Tdap to be used for the decennial Td booster, tetanus prevention during wound management, and for additional required doses in the catch-up immunization schedule if a person has received at least one Tdap dose. Side effects
Common side effects of the tetanus vaccine include fever, redness, and swelling with soreness or tenderness around the injection site (one of five people have redness or swelling). Body aches and tiredness have been reported following Tdap. Td / Tdap can cause painful swelling of the entire arm in one of 500 people. Tetanus toxoid containing vaccines (DTaP, DTP, Tdap, Td, DT) may cause brachial neuritis at a rate of one out of every 100,000 to 200,000 doses. Mechanism of action
The type of vaccination for this disease is called artificial active immunity. This type of immunity is generated when a dead or weakened version of the disease enters the body, causing an immune response which includes the production of antibodies. This is beneficial because it means that if the disease is ever introduced into the body, the immune system will recognize the antigen and produce antibodies more rapidly. History
The first vaccine for passive immunology was discovered by a group of German scientists under the leadership of Emil von Behring in 1890.
Botryomycosis; is a rare chronic granulomatous bacterial infection that affects the skin, and sometimes the viscera. : 255 Botryomycosis has been known to affect humans, horses, cattle, swine, dogs and cats. Presentation
Associated conditions
There are only a handful of documented cases of botryomycosis in humans, and its pathogenesis is not completely understood. However, it is usually described in individuals with impaired immunity, or with an underlying disease such as diabetes mellitus, cystic fibrosis or HIV infection. Causes
Staphylococcus aureus is usually the organism that causes the infection, however it can also be caused by Pseudomonas aeruginosa, Pneumocystis carinii, Proteus spp. and Actinobacillus lignieresii or other species of bacteria. The anatomic structure of its lesion is similar to that of actinomycosis and eumycetoma, and its granules resemble the sulfur granules of actinomycosis. Diagnosis
History
The disease was originally discovered by Otto Bollinger (1843–1909) in 1870, and its name was coined by Sebastiano Rivolta (1832–1893) in 1884. The name refers to its grape-like granules (Gr. botryo = grapes) and the mistakenly implied  fungal etiology (Gr. mykes = fungus). In 1919 the bacterial origin of the infection was discovered. Notes
Concise Review of Veterinary Microbiology - Quinn and Markey 2003

External links
Essay on Pulmonary Botryomycosis