Cutaneous tuberculosis chancre: case description in a child

Cutaneous tuberculosis in the pediatric population: A review

“…Clinically, lesions present as erythematous papules 30 which progress to firm non-tender ulcers frequently occurring on the upper 29 and lower limbs. 30 There is 1 report of primary cutaneous tuberculosis occurring on the breast which presented with chronic ulcerations and abscesses with purulent discharge. 31 On physical exam, lymphadenopathy may be noted.…”

“… 29 TST is positive. 30 , 32 Six months of anti-tuberculosis therapy is appropriate. 31 Tuberculous chancre can resolve within 4 weeks of starting therapy, and abscesses heal via calcification.…”

The allergic reaction caused by the bite of the Brazilian ant Dinoponera quadriceps

“…Their modified ovipositor, located at the terminal region of the abdomen, functions as a sort of tubular sting that injects venom directly into their prey, enabling a more varied diet (STEEN et al, 2005). These ants have the ability to deliver painful stings that can result in a diverse range of injuries to the victim, from the pain of the sting itself to systemic manifestations such as fever, sweating, tremors, nausea, vomiting, lymphadenopathy, and cardiac arrhythmias (HADDAD et al, 1996;COSTA et al, 2018;SHARMA e UPADHYAY et al, 2021;AGARWAL et al, 2022).…”