Alexander K. C. Leung, MD

September 14, 2005

A 6-year-old boy presented with bloody diarrhea; fatigue; decreased appetite; weight loss; and occasional, mild abdominal pain for the past 2 months. The child had 6 to 8 bowel movements daily, 1 or 2 of which occurred at night.

September 14, 2005

This neonate was born with a high arched and cleft palate and a small jaw-the result of Pierre Robin syndrome, an autosomal recessive disorder also characterized by micrognathia and pseudomacroglossia.

September 14, 2005

A 6-year-old boy is brought for evaluation of bloody diarrhea, fatigue, decreased appetite, weight loss, and occasional, mild abdominal pain of 2 months' duration. The child had 6 to 8 bowel movements daily, 1 or 2 of which occurred at night.

September 14, 2005

Alimentary tract duplications are uncommon. Gastric duplication accounts for only 3.8% of these duplications. The cause is not known, but faulty separation of the endoderm and notochord early in embryonal development is thought to be responsible. The anomaly occurs in twice as many female as male infants.

September 14, 2005

An 11-year-old girl presented with central clefting and syndactyly of the third and fourth digits of the right hand; sparse, fine blond scalp hair; sparse eyebrows; and numerous dental caries. Past health was unremarkable except that she had stenosis of the nasolacrimal ducts, which required probing when she was 1 year old. Her mother also had somewhat sparse and fine scalp hair and similar hand malformations with ridged and slow-growing nails, as well as mild conductive hearing loss.

September 14, 2005

A female infant was born vaginally to a gravida 4, para 1, 24-year-old woman at term. The child's birth weight was 2,800 g; her length was 51 cm. The mother had a history of three spontaneous abortions. The present pregnancy was complicated by threatened abortion at 15 weeks. The mother was given hydroxyprogesterone hexanoate, 500 mg IM weekly for 6 weeks.

September 14, 2005

A 3120-g male infant was born to a 31-year-old gravida II para I mother at 37 weeks' gestation following an uncomplicated pregnancy. There was no history of oligohydramnios, but diminished fetal movements were noted. The infant was born vaginally with complete breech presentation and Apgar scores of 7 and 8 at 1 and 5 minutes, respectively.

September 14, 2005

During the last few weeks of gestation or shortly after birth, the layers of the processus vaginalis normally fuse together and obliterate the entrance to the inguinal canal in the vicinity of the internal inguinal ring. An indirect hernia results from a failure of fusion of the processus vaginalis; the bowel subsequently descends through the inguinal canal.

September 14, 2005

The mother of a 1-month-old infant was concerned because her child's umbilicus looked abnormal. The condition was diagnosed as umbilicus cutis.

September 14, 2005

A 12-year-old boy presented with a 6-month history of a papule on the corona of the glans penis. The lesion was asymptomatic.