- pentosuria [DOID:0111258]
An amino acid metabolic disorder characterized by excretion of excess pentose L-xylulose (1-4 g/day) in the urine that has_material_basis_in homozygous or compound heterozygous mutation in DCXR on 17q25.3.
- persistent severe asthma [DOID:0080824]
A chronic asthma that is characterized by severity with symptoms two or fewer days per week, nighttime awakenings two or fewer times per month, use of short-acting beta agonist for symptom control several times per day and extremely limited normal activity.
- selective IgM deficiency disease [DOID:0050222]
A selective immunoglobulin deficiency disease thatis a dysgammaglobulinemia resulting from decreased levels of immunoglobulin M (IgM) production to roduction of other antibodies.
- androgenic alopecia [DOID:0050801]
An alopecia that is characterized by M-shaped hair line recession and thinning of hair at the crown of the head in males.
- lymphoplasmacytic lymphoma [DOID:0060901]
A B-cell lymphoma characterized by the accumulation of monoclonal cells in the bone marrow and peripheral lymphoid tissues, and associated with the production of serum immunoglobulin M (IgM) monoclonal protein.
- CD40 ligand deficiency [DOID:0060022]
A combined T cell and B cell immunodeficiency that is a X-linked immunodeficiency with hyperimmunoglobulin M (XHIM) affecting isotype switching and is caused by the absence of CD40 ligand which is normally expressed on activated CD4+ T cells. Individuals with this mutation are unable to switch from IgM to IgG, IgA and IgE.