MedicineNet.com : Alkaptonuria
- An article about this disease beginning with an explanation as to what it is, followed by how it is inherited, how it affects the joints, symptoms, diagnosis and treatment.
- http://www.medicinenet.com/alkaptonuria/article.htm

eMedicine Online Text: Alkaptonuria
- An in depth look at this disorder written by Karl S Roth, MD. From a description to treatment all aspects of this disease are discussed.
- http://www.emedicine.com/ped/topic64.htm

The Alkaptonuria Society
- An information and support network for those people diagnosed with Alkaptonuria. Includes discussions, articles and related resources.
- http://www.alkaptonuria.info/

Alkaptonuria
- A brief discussion about this disease and its statistics world wide. Followed by a case study of a 4 year old boy, whose parents noted the darkening of the urine to an almost black color when it was left standing.
- http://www.kfshrc.edu.sa/annals/185/98-055.html

Alkaptonuria and Ochronosis
- A detailed look at these disorders, how it affects the many body parts, diagnosis, diet and treatment are discussed.
- http://healthlink.mcw.edu/article/921733488.html