Monkeypox and its broad clinical spectrum in immunocompromised patients: Two case reports.

Monkeypox is the latest reemerging zoonosis worldwide. Anyone is susceptible to contracting this infection; however, the clinical presentation may be atypical in a particularly vulnerable group that identifies as men who have sex with men. Herein, we present two cases of patients diagnosed with monkeypox infection, both of whom were also co-infected with human immunodeficiency virus (HIV) and exhibited different degrees of immunosuppression.

Management experience of pediatric meningioma in a Mexican reference center.

Objective: Determine the histopathological and clinical characteristics of patients diagnosed with meningiomas and to establish the frequency of these tumors in the pediatric population Mexican. Determine the NF1/2 frequency in meningioma pediatric.

Methods: Samples from the histopathology file were reviewed, and from the complete clinical file the following patient data was reviewed: age, gender, diagnosis, diagnosis year, surgical resection, location, tumor size, symptoms, and family background.

[Airway metaplasia related to smoking and environmental pollution through sputum].

Background: Both environmental pollution and smoking affect the respiratory epithelium, causing cellular adaptation changes. Therefore, this work explores the presence of metaplasia in smokers compared with non-smokers from Mexico City.

Methods: A prospective cohort study was performed.

Rare tumor of the tongue in a child: alveolar soft part sarcoma.

Alveolar soft part sarcoma (ASPS) is a rare, malignant tumor of uncertain histogenesis that has no benign counterpart. In some cases, a structural rearrangement of chromosome 17 involving band q25 has been reported. The neoplasm occurs most frequently in female adolescents and young adults, where it arises predominantly in the extremities.

[ALK-1 positive anaplastic large cell lymphoma of the lung. Report of a pediatric case].

Ki-1 anaplastic large cell non-Hodgkin lymphoma is a well recognized clinical entity. The main clinical feature includes lymphadenopathy with mediastinal sparing. In the extranodal disease, which occurs in approximately half of the cases, the skin is the most common site; bone marrow, lung and central nervous system are generally not involved.