Brucella erythema
Introduction
Introduction to Brucella erythema Brncellaerythema, also known as contactbrucellosis, is an acute erythematous cutaneous skin disease. basic knowledge The proportion of illness: 0.003% - 0.008% Susceptible people: no specific people Mode of infection: contact spread Complications: herpes simplex
Cause
Brucella erythema
(1) Causes of the disease
More common in veterinarians or their normal Brucella-infected animals, suggesting that Brucella is the cause of this disease, Brucella is divided into sheep type, bovine type and pig type, is a type of Gram-positive Brevibacterium, the most common type However, Brucella was not found in the patient's skin lesions, so it was suggested that the disease is a hypersensitivity reaction to Brucella antigen.
(two) pathogenesis
The pathogenesis is still not clear, there is no Brucella found in the patient's skin lesions, it is proposed that this disease is a hypersensitivity reaction to Brucella antigen.
Prevention
Brucella erythema prevention
1. Dispose of sick animals in time.
2. Strengthen the quarantine of meat and dairy products, residents should deli meat and dairy products.
Complication
Brucella erythema complication Complications herpes simplex
If Brucella is infected after skin abrasion, it can cause painless ulcers.
Symptom
Brucella erythema symptoms common symptoms papules stagnation group pustules
Within a few hours after exposure to the secretions of Brucella-infected animals, the patient developed pruritic red spots, papules or wheals at the contact site, which resolved spontaneously within a few days. In the heavier patients, most of the scattered follicular papules appeared within 48 hours. And evolved into blisters and pustules, after the blisters or pustules scar, tissue necrosis under the tendon, after 10 to 14 days, healed, leaving tiny scars, non-contact sites can also appear secondary erythema, if the skin Brucella infection after bruising can still cause painless ulcers, patients with systemic symptoms without fever.
Examine
Brucella erythema examination
A skin test with Brucella antigen is strongly positive.
Diagnosis
Diagnosis and identification of Brucella erythema
According to the characteristics of the susceptible population and clinical manifestations, combined with laboratory tests can diagnose the skin test, laboratory tests: strong positive with Brucella antigen.
