โ Scribed by Bacino, Carlos A.; Graham, John M.
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I read with interest the article by
I have read with great interest the paper by Crowe et al. [1997]. It is an excellent clinical and cytogenetic review of trisomy 22 in its various manifestations. I only wish to point out that the first proven case (by G-banding) of trisomy 22 appeared in 1973, in a paper in which we demonstrated the
In a case of mosaic trisomy 22 the trisomic cells were detected primarily in fibroblasts. Results of initial lymphocyte chromosome analysis were normal. However, mosaicism was suspected because the patient had hypomelanosis of Ito, hemiatrophy, failure to thrive, and mental retardation. Mosaicism wa
The King syndrome is characterized by a Noonan-like phenotype, the presence of a nonspecific myopathy and a predisposition to malignant hyperthermia. In some families, mild physical manifestations of the phenotype and/or elevated serum creatine phosphokinase (CPK) in relatives suggest the presence o
We present 5 unrelated patients, 3 boys and 2 girls, with Pfeiffer syndrome (PS) type 2. They all had cloverleaf skull, severe proptosis, ankylosis of the elbows, broad thumbs and/or broad halluces and variable accompanying anomalies. We review the literature on all subtypes of PS. Most patients wit