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Biomedical subjects

A M Dor

Publications and source records attributed to A M Dor.

34 records · Page 2Linked to original sources

[Crosti's reticulosis. Report on three cases, one with ultrastructural study (author's transl)].

Crosti's reticulosis is defined as a peculiar form of well-circumscribed, slow developing lymphomas in adults, with a malignant histological picture. Three cases with typical dorsal localisation according to Crosti's first description are reported and the cardinal features of this type of tumour are recalled. One observation includes an ultrastructural study which confirms the malignant nature of histiocytes in this disease. Localisation in back seems not to be exclusive and a study of 32 cases of the literature about other localised cutaneous reticulum cell lymphomas show them similar to Crosti's reticulosis-which authorizes their classification, as was proposed by Thiers in a single group of slow developing circumscribed reticuloses.

Adult↗

[Cholestatic icterus during parenteral feeding in the newborn ano infants].

The authors observed six cases of cholestatis jaundice occuring during parenteral alimentation in the newborn and the infant. In 4 cases, local factors (duodenal atresia, necrosing enteritis of prematurity) or general factors (mucoviscidosis) probably played an essential role. In two cases, the parenteral alimentation seemed to be a main factor, but in one case with excessive and imbalanced supplies of amino acids. Three patients survived, with regression of the jaundice in 15 days to three weeks following the interruption of parenteral alimentation.

Amino Acids↗

[Wilson's disease. A clinical and pathological study on 6 cases (author's transl)].

In connection with 6 cases of Wilson's disease, the authors recall the main features of this hereditary metabolic disorder at late onset (usually the second decade), treatable with a chelating agent, when diagnosed at an early stage. Wilson's disease is first of all a liver disease and the authors emphasize the fact that cirrhosis is usually present when neurologic symptoms, revealing the disease in 5 cases, appear, even if there is no clinical or biological evidence for liver disease. In one instance hemolytic anemia and chronic active hepatitis were observed at clinical onset. Copper metabolism usually gives the key for diagnosis but its interpretation may be difficult, a normal serum ceruleoplasmin level being found in two patients and evaluated at 6% in the literature. This fact brings up the puzzling question of the pathogesis of the disease. Wilson's disease is not a simple ceruleoplasmin synthesis defect, but a lysosomal disease responsible for the lack of copper biliary excretion. This is pointed out by histochemical studies using a special rubeanic acid preparation (revealing copper deposit on the biliary side of the hepatic cell), and by electron microscopy showing lysosomal dystrophy.

Adolescent↗

[Benign pseudo-tumoral lymphoid hyperplasia with massive Destombes-Rosai-Dorfman histiocytosis].

The authors report one case of sinus histiocytosis with massive lymphadenopathy which occurred in a 70 years old woman. They remind the main features of this pseudolymphomatous benign disorder with three key microscopic findings : massive sinus histiocytosis, lymphophagocytosis, proliferation of mature plasma cells. There is no effective therapy and nothing definite about the etiology.

Aged↗