Takayasu’s arteritis in a child with prolonged fever. Differential diagnosis. Clinical case analysis

Takayasu’s arteritis is a chronic granulomatous arteritis with predominant involvement of the aorta and its main branches. It occurs both in youth and childhood, manifests between the ages of 10 and 30 years, female patients predominate. This article presents a clinical case of Takayasu’s arteritis in a child with prolonged fever. Clinical case. A 10-year-old girl E. was hospitalized with complaints of febrile fever episodes during the last two months; weakness and back pain were also noted. Observed by an endocrinologist since 2015 with a diagnosis of Stunted growth. Delayed physical development. Diffuse changes of the thyroid gland, euthyroidism. Since 2020 has been observed with the diagnosis Constitutional immaturity. A tendency toward constipation was noted. Observed by an allergist with atopic dermatitis, food and respiratory allergies were diagnosed. By the time of hospitalization, the girl had been ill for two months. During this period, four episodes of fever with scanty catarrhal manifestations were recorded. The diagnostic search went in different directions, infectious, systemic and oncological diseases were excluded. The echographic pattern was typical and highly specific for Takayasu’s arteritis. Additional examination also revealed changes in the celiac trunk in the form of narrowing of its lumen. Clinical diagnosis «Non-specific aortoarteritis, type III, acute phase, stenotic variant, grade 1–3 activity with lesions of the right and left common carotid arteries and the celiac trunk» was made as a result of clinical, laboratory and instrumental examination. This clinical observation demonstrates the difficulty in making a diagnosis due to the variety of clinical forms and the absence of specific disease markers. It takes on average a year and a half from disease debut to clinical diagnosis of the patient. However, lack of therapy over a long period can be crucial for an adverse outcome of the disease.