2. Ectrodactyly
• A.K.A. lobster claw syndrome
• “derived from the Greek ektroma (abortion)
and daktylos (finger) = literally,
abortion (of a) finger.”
(medterms.com)
• rare deformation that happens
during the pregnancy
3. • It can be a morphogenesis(process that
chooses the shape of the fetus)Or a
chromosomal deformity since the time of
fertility
• It is caused by a dominant mutant allele
• Only happens in hands or feet with effects in
other parts of the body
4. • Deformation in the ectoderm layer
• Can happen with no family history
• Can suffer from Ectodermal
Dysplasia(irregluar skin and hair
glands) at the same time
5. • Also with a Cleft Lip/Palate
• Hypopigmentation of the skin and hair
• Abnormalities in hair, lip, tooth and palate
6. Consequences
• Physical challenge
• Social isolated
• Problems in many parts of the body some are in the
– Skin
• dry skin
• lack of sweat pores
• thined skin
• thickened skin
8. Diagnosis
• DNA tests can help
• Ectoderm examinations( not that precise
because of the overlap in symptoms)
• Kidney structure abnormality
• X rays help view the abnormalities
• Skin biopsy( sweat glands not normal in shape
and size, skin cells abnormal)
9. Treatment and Management
• No cure
• Surgery
• Dental Care
• Prevention with abnormalities in
hypohydrosis( over sweating)
