Sirenomelia

• Health: Conditions and Illness: Genetic Disorders 
• Health: Conditions and Illness: Rare Disorders 

• Healthline: Sirenomelia  - Provides definition, comorbid conditions, description, genetic profile, demographics, signs and symptoms, diagnosis, treatment, and prognosis.
• Madison Foundation  - Covers sirenomelia syndrome a congenital birth defect. Gives the signs and symptoms, treatment and prognosis.
• Orpha.net: Sirenomelia  - Includes condition summary, with links to health care resources, research projects, and patient organizations.
• Sirenomelia: Mermaid Syndrome  - Case report offers definition, case subject details, and post-mortem diagnosis of condition. [PDF].