Results 31 to 40 of about 2,076 (188)

Aortic valvulopathy in ochronosis [PDF]

, 2020
Department of Human Physiology and Biophysics Nicolae Testemitanu State University of Medicine and Pharmacy, Chisinau, Republic of Moldova, The 8th International Medical Congress for Students and Young Doctors, September 24-26, 2020Background. Ochronosis
Ursu, Diana, Țîstoi, Tatiana
core   +1 more source

Bilateral Breast Ochronosis: a Case Report

JPRAS Open, 2021
: Ochronosis is a syndrome characterized by bluish black discoloration due to the deposition of polymerized products of homogentisic acid (HGA) in the connective tissues.
Fatema A.J. AbdulKarim, Safwat M. Ibrahim, Arnold AD Hill, Nadeem Ajmal   +3 more
doaj   +1 more source

Ochronotic Arthropathy: A Report of Two Cases

Southern Clinics of Istanbul Eurasia, 2020
Ochronosis is an entity characterized by deposition of homogentisic acid and metabolites in connective tissues, such as joint cartilage, skin and sclera.
Selma Şengiz Erhan, Sevinç Hallaç Keser, Kubilay Gülsever, Sibel Sensu   +3 more
doaj   +1 more source

Ochronosis of the aorta [PDF]

European Journal of Cardio-Thoracic Surgery, 2003
A 63-year-old lady with alcaptonuria had aortic stenosis and was referred for aortic valve replacement. At operation the aorta appeared slate coloured. On aortotomy (Fig. 1) there was greyish black discoloration of the intimal surface of the aorta and left ventricular cavity. The aortic valve was also black in colour, stenotic and calcified.
S, Ghotkar, M, Kuduvalli, W, Dihmis
openaire   +2 more sources

Ochronosis diagnosed after knee arthroscopy [PDF]

, 2014
INTRODUCTIONOchronosis is a rare disorder which is defined as the deposition of metabolites of oxidation and polymerization of homogentisic acid, which have high affinity to collogen, in the connective tissues.
Kilinc, Eray, Seker, Ali, Sezer, Hasan Basri, Celik, Haluk, Uzun, Metin, Kara, Adnan, Kılınç, Eray   +6 more
core   +1 more source

A STUDY OF OCHRONOSIS [PDF]

The American Journal of the Medical Sciences, 1918
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openaire   +2 more sources

Exogenous ochronosis superimposed on chronic kidney disease: A case report and review of literature

Sahel Medical Journal, 2018
Ochronosis is a rare disease characterized by speckled and diffuse pigmentation symmetrically over the face, neck, and photo-exposed areas. It can present in exogenous or endogenous form.
Ishrat Hussain Dar, Omar Farooq, Samia Rashid Mir, Ghulam Hassan Dar, Arshi Beg   +4 more
doaj   +1 more source

Endogenous ochronosis with keratoelastoidosis marginalis

Indian Journal of Dermatopathology and Diagnostic Dermatology, 2019
Endogenous ochronosis is a manifestation of alkaptonuria, a rare metabolic disease due to homogentisic acid oxidase deficiency. Darkened urine and arthropathy are the other two components that complete the triad of alkaptonuria. Pigmentation of skin, the
R Mythreyi, Adikrishnan Swaminathan, Anuradha Priyadarshini, Sudha Rangarajan, S Murugan   +4 more
doaj   +1 more source

Exogenous ochronosis

Dermatology Online Journal, 2008
A 55-year-old woman with melasma develops biopsy-proved exogenous ochronosis in the setting of prolonged topical hydroquinone use. A limited number of similar reports exist in the US literature and are the basis for an FDA call to review hydroquinone-based products.
Merola, Joseph F, Meehan, Shane, Walters, Ruth F, Brown, Lance   +3 more
openaire   +4 more sources

A clinical case of ochronosis with involvement of the cardiac valvular apparatus and the musculoskeletal system in an 80-year-old patient

КардиоСоматика
BACKGROUND: Ochronosis is a rare disorder caused by an inherited defect in tyrosine metabolism, in which the biochemical degradation pathway is interrupted at the stage of homogentisic acid formation.
Amina M. Alieva, Irina V. Kovtyukh, Irina E. Baykova, Elvira A. Khachirova, Albina B. Sultangalieva, Alexander A. Melnikov, Igor G. Nikitin   +6 more
doaj   +1 more source