To the Editor: The results reported by Harisinghani et al. (June 19 issue)¹ may have been influenced by the limited dissection of lymph nodes in their study. In most patients, only obturator nodes were dissected, yielding 334 nodes from 80 patients — an ...

To the Editor: In the study by Diehl et al. (June 12 issue),¹ the median duration of chemotherapy from the first to the last day of drug administration in the group assigned to cyclophosphamide, vincristine, procarbazine, and prednisone alternating with ...

To the Editor: We disagree with Aleman et al. (June 12 issue)¹ that involved-field radiotherapy does not improve the outcome after a complete response to chemotherapy in patients with advanced Hodgkin's lymphoma. The authors used two additional cycles of ...

To the Editor: Lardinois et al. (June 19 issue)¹ state that the accuracy of positron-emission tomography (PET) in lymph-node staging is only 49 percent. At least 15 patients had N0 disease on tumor–node–metastasis staging (i.e., IA or IB disease). If it ...

To the Editor: To determine whether itraconazole prevents fungal infections, Gallin et al. (June 12 issue)¹ used treatment alternation as the basis for inference but did not consider that the group with greater exposure would, by chance alone, tend to ...

To the Editor: Hayes and Piesman (June 12 issue)¹ state that an important strategy for preventing the late-stage manifestations of Lyme disease is the early diagnosis and treatment of erythema migrans. In Europe, in contrast to North America, a special ...

To the Editor: Various hematologic disorders, including plasma-cell dyscrasia,¹ are increasingly being diagnosed in patients with human immunodeficiency virus (HIV) infection. Monoclonal gammopathy of undetermined significance (MGUS), generally ...

The field of neurology was long infamous for a lack of therapeutic options. But those sere days have passed into history, and the field is now vibrant with new treatments and with hope even for patients with the worst neurodegenerative diseases and ...

It was six men of Indostan

To learning much inclined,

Who went to see the Elephant

(Though all of them were blind),

That each by observation

Might satisfy his mind.

John Godfrey Saxe (1816-1887)

Pediatric psychopharmacology has been a much maligned and ...

Consciousness is all the rage. It seems to pop up everywhere. It is now a legitimate subject of study. No longer can it be talked about only in nooks and crannies at conferences. One can publicly hold one of many, sometimes completely contradictory, ...

There are more than 5000 languages in the world. One of the extraordinary features of the developing human brain is its capacity, under the right circumstances, to learn any of those languages regardless of their linguistic complexity or syntactic ...