Related Experiment Video
Updated: May 30, 2026
07:17
Wild-type Blocking PCR Combined with Sanger Sequencing for Detection of Low-frequency Somatic Mutation
Published on: August 23, 2024
[Wiskott-Aldrich syndrome].
María Guadalupe Román Jiménez1, Marco Antonio Yamazaki Nakashimada, Lizbeth Blancas Galicia
1Médico pasante del Servicio Social en Investigación, Unidad de Investigación en Inmunodeficiencias, México, DF, Mexico. lbg73_2000@yahoo.com.
Revista Alergia Mexico (Tecamachalco, Puebla, Mexico : 1993)
|August 23, 2011
Summary
Wiskott-Aldrich syndrome (WAS) is a severe primary immunodeficiency. Early bone marrow transplantation is crucial for improving prognosis in WAS patients, as delayed treatment can lead to fatal complications.
Area of Science:
- Immunology
- Pediatrics
- Hematology
Background:
- Wiskott-Aldrich syndrome (WAS) is a rare primary immunodeficiency disorder.
- Characterized by eczema, recurrent infections, and thrombocytopenia.
- Early diagnosis and intervention are critical for patient outcomes.
Purpose of the Study:
- To report a challenging case of Wiskott-Aldrich syndrome in a young male patient.
- To highlight the impact of delayed diagnosis and treatment on prognosis.
- To emphasize the importance of timely bone marrow transplantation in primary immunodeficiencies.
Main Methods:
- Case report of a 3-year-6-month-old male with Wiskott-Aldrich syndrome.
- Detailed clinical presentation, laboratory findings, and treatment course.
- Review of the patient's extensive hospitalizations and complications prior to bone marrow transplantation.
Main Results:
- The patient experienced severe infections, bleeding, and developmental delays.
- Bone marrow transplantation was delayed due to multiple complications.
- The patient succumbed to septic shock 26 days post-transplantation.
Conclusions:
- Prognosis in Wiskott-Aldrich syndrome is significantly influenced by the timing of bone marrow transplantation.
- Delayed transplantation in WAS patients is associated with increased morbidity and mortality.
- Primary care physicians must be vigilant for signs of primary immunodeficiencies.
Related Concept Videos
01:33Pleiotropy
Pleiotropy is the phenomenon in which a single gene impacts multiple, seemingly unrelated phenotypic traits. For example, defects in the SOX10 gene cause Waardenburg Syndrome Type 4, or WS4, which can cause defects in pigmentation, hearing impairments, and an absence of intestinal contractions necessary for elimination. This diversity of phenotypes results from the expression pattern of SOX10 in early embryonic and fetal development. SOX10 is found in neural crest cells that form melanocytes,...
03:14Notch Signaling Pathway
The Notch signaling pathway is a major intracellular signaling pathway that is highly conserved over a broad spectrum of metazoan species. It stands unique from other intracellular signaling mechanisms in animals because notch protein itself acts as the receptor as well as the primary signaling molecule.
The Notch gene came into the limelight in 1914 after the discovery that its mutation in Drosophila melanogaster leads to a serrated (or "notched") wing margin phenotype. It was not until 1985...
The Notch gene came into the limelight in 1914 after the discovery that its mutation in Drosophila melanogaster leads to a serrated (or "notched") wing margin phenotype. It was not until 1985...
02:18Alternative RNA Splicing
Alternative RNA splicing is the regulated splicing of exons and introns to produce different mature mRNAs from a single pre-mRNA. Unlike in constitutive splicing where a single gene produces a single type of mRNA, alternative splicing allows an organism to produce multiple proteins from a single gene and plays an important role in protein diversity.
There are five types of alternative RNA splicing that vary in the ways the pre-mRNA segments are removed or retained in the mature mRNA. The first...
There are five types of alternative RNA splicing that vary in the ways the pre-mRNA segments are removed or retained in the mature mRNA. The first...
01:13Actin Polymerization and Cell Motility
Actin is a family of globular proteins that are highly abundant in eukaryotic cells. It makes up approximately 1-5% of total cell protein concentration. Actin monomers polymerize to form a complex network of polarized filaments, the actin cytoskeleton, that plays a crucial role in many cellular processes, including cell motility, division, endocytosis, and metastasis of cancer cells.
Actin cytoskeleton dynamics can produce pushing, pulling, and resistance forces that help the cell to migrate.
Actin cytoskeleton dynamics can produce pushing, pulling, and resistance forces that help the cell to migrate.
02:23Abnormal Proliferation
Under normal conditions, most adult cells remain in a non-proliferative state unless stimulated by internal or external factors to replace lost cells. Abnormal cell proliferation is a condition in which the cell's growth exceeds and is uncoordinated with normal cells. In such situations, cell division persists in the same excessive manner even after cessation of the stimuli, leading to persistent tumors. The tumor arises from the damaged cells that replicate to pass the damage to the daughter...
01:27Disorders of Leukocytes
Leukocyte disorders can lead to either leukopenia, characterized by an abnormally low leukocyte count, or leukocytosis, marked by a very high leukocyte number.
Leukopenia may result from bone marrow disorders, autoimmune diseases, and infectious diseases. For example, conditions such as multiple myeloma and aplastic anemia can impair the bone marrow's ability to produce adequate leukocytes. Similarly, autoimmune diseases like lupus and viral infections such as HIV can prompt the immune system...
Leukopenia may result from bone marrow disorders, autoimmune diseases, and infectious diseases. For example, conditions such as multiple myeloma and aplastic anemia can impair the bone marrow's ability to produce adequate leukocytes. Similarly, autoimmune diseases like lupus and viral infections such as HIV can prompt the immune system...