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Absence
- Congenital bilateral absence of the vas deferens occurs in males when the tubes that carry sperm out of the testes (the vas deferens) fail to develop properly. Although ...
- Childhood absence epilepsy is a condition characterized by recurrent seizures (epilepsy). This condition begins in childhood, usually between ages 3 and 8. Affected ...
- Adermatoglyphia is the absence of ridges on the skin on the pads of the fingers and toes, as well as on the palms ... affected person has one parent with the condition. Absence of fingerprints ADERM ADG Immigration delay disease Isolated ...
- ... is a very rare disorder characterized by the absence of all four limbs. ("Tetra" is the Greek ... syndrome type 2 is usually characterized by complete absence of both lungs. Affected individuals often have heart ...
- ... MHC class II genes, which leads to an absence of MHC class II proteins on the surface ... deficiency MHC class II deficiency SCID due to absence of class II HLA antigens SCID, HLA class ...
- ... all of their fingernails and toenails (anonychia). This absence of nails is noticeable from birth (congenital). In ... the condition. Absent nails Anonychia Aplastic nails Congenital absence of nails Hyponychia congenita Genetic Testing Registry: Anonychia ...
- ... disease is an intestinal disorder characterized by the absence of nerves in parts of the intestine. This ... protein signaling, enteric nerves do not develop properly. Absence of these nerves leads to the intestinal problems ...
- ... do not have menstrual periods due to the absence of a uterus. Often, the first noticeable sign ... although the gene involved is usually unknown. Congenital absence of the uterus and vagina (CAUV) Genital renal ...
- ... a condition characterized by a partial or total absence of color vision. People with complete achromatopsia cannot ... of people in this population have a total absence of color vision. Achromatopsia results from changes in ...
- ... the scalp is involved, there may be an absence of hair growth (alopecia) in the affected area. ... signs and symptoms of the condition. ACC Congenital absence of skin on scalp Congenital defect of the ...
