Photoactivated Chromophore for Keratitis-Corneal Collagen Cross-Linking (PACK-CXL) Improves Outcomes of Treatment-Resistant Infectious Keratitis
Abstract
Purpose
To investigate the efficacy of photoactivated chromophore corneal collagen cross-linking (PACK)-CXL in the management of treatment-resistant infectious keratitis.
Design
Observational cohort study.
Participants
Forty-two eyes from 41 patients with treatment-resistant infectious keratitis.
Síndrome de Zinner: revisión actualizada de la literatura basada en un caso clínico asintomático
Abstract
Descripción del caso clínico: Presentamos el caso de un paciente masculino de 38 años que inicia su padecimiento con un cuadro de anuria secundario a monorreno derecho y presencia de lito ureteral en el tercio inferior, mismo que queda resuelto mediante ureterolitotricia láser. Durante protocolo de evaluación, se realizan estudios de extensión que documentan la presencia de quiste de vesícula seminal izquierda.
Increased Risk of Hospitalization and Death in Patients with COVID-19 and Pre-existing Noncommunicable Diseases and Modifiable Risk Factors in Mexico
Abstract
Background
The population in Mexico has high prevalence rates of noncommunicable diseases (NCDs). Hospitalization and death of COVID-19 patients in the countries most affected by the pandemic has been associated to chronic comorbidities.
Objective
To describe the prevalence of NCDs in patients with COVID-19 in Mexico and analyze the increased risk due to comorbidities and risk factors on hospitalization, utilization of intensive care units and death.
U-shaped-aggressiveness of SARS-CoV-2: Period between initial symptoms and clinical progression to COVID-19 suspicion. A population-based cohort study
Abstract
Background: Early identification of different COVID-19 clinical presentations may depict distinct pathophysiological mechanisms and guide management strategies.
Objective: To determine the aggressiveness of SARS-CoV-2 using symptom progression in COVID-19 patients.
Design: Historic cohort study of Mexican patients. Data from January-April 2020 were provided by the Health Ministry.