
Vitamin D-Deficient Rickets in an Adolescent: A Clinical Case
A clinical case of vitamin D-deficient rickets in an adolescent misdiagnosed as arthritis: 25(OH)D, parathyroid hormone, and alkaline phosphatase in diagnosis.
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A clinical case of vitamin D-deficient rickets in an adolescent misdiagnosed as arthritis: 25(OH)D, parathyroid hormone, and alkaline phosphatase in diagnosis.

An algorithm for the differential diagnosis of secondary arterial hypertension in children, including laboratory and instrumental search criteria.

A flowchart for the differential diagnosis of anemia in pediatrics: evaluating reticulocytes, iron metabolism, myelogram, and erythrocyte morphology.

Morphological features of blister cells (pyknocytes) in a blood smear. Causes of appearance in G6PD deficiency, infections, and pyknocytosis.

A step-by-step algorithm for the differential diagnosis of proteinuria: toxicological history, orthostatic test, and laboratory investigation of causes.

An algorithm for the differential diagnosis of hematuria in pediatrics and nephrology: identifying causes of erythrocyturia, glomerulonephritis, UTIs, and hereditary nephropathies.

Clinical case review of late-onset adenosine deaminase deficiency. Causes of lymphopenia, hypereosinophilia, ADA enzyme activity assessment, and genetic analysis.

A 3-year-old girl with recurrent infections and eczema presents with lymphopenia, hypereosinophilia, and high IgE. A pediatric clinical case study.

Clinical case of pancytopenia and splenomegaly in a child. Morphology of cells in a peripheral blood smear, differential diagnosis of blasts and leukemia.

Differential diagnosis of infectious exanthems in children: clinical examples of Lyme disease, herpes, roseola, ecthyma gangrenosum, and streptoderma.

Clinical case of a 2-year-old child: leukocytosis 45.7×10⁹/L, anemia, thrombocytopenia. Differential diagnosis of blast cells in a blood smear.

A collection of issues from the Russian Journal of Pediatric Hematology and Oncology: current scientific articles, literature reviews, and clinical observations.