[Broken spinal needle: Clinical case and a brief review of the literature].

Background: Spinal anesthesia can present various complications, one of which is the breakage of a spinal needle within the intrathecal space, which is one of the least frequent complications and it may be serious. A case of spinal needle breakage is presented, pointing out its risk factors and recommendations to reduce it.

Clinical Case: 5-year-old female patient, who was scheduled for removal of translocated intrauterine device causing chronic pain.

[Pylephlebitis related to acute appendicitis. Case and review].

Background: The pilephlebitis is the septic thrombophlebitis of the portal venous system ranging from asymptomatic to severe complications. Diagnosed based on imaging tests, and their treatment is based on antibiotics and anticoagulant therapy.

Clinic Case: 24 years male, appendectomy 12 days before.

[Spontaneous splenic rupture. Case report and literature review].

Background: Spontaneous splenic rupture is often life threatening due to delay in diagnosis and treatment. Abdominal pain, Kehr's sign, nausea, bloating, altered consciousness, and intestinal obstruction may be present. In larger splenic lesions, signs of peritonitis and hypovolemic shock are present.

[Cecal volvulus: one case and literature review].

Background: Cecal volvulus is a rare disease that causes intestinal obstruction. It has various congenital and acquired risk factors. It is frequently associated with abnormal cecal fixation, and it is caused by torsion of the cecum in one of its three axes.

[Management protocol for surgical patients and COVID-19].

Coronavirus disease 2019 (COVID-19) pandemic, caused by SARS-CoV-2 virus, poses a huge challenge to all healthcare teams. The surgical personnel must deal with surgical cases in patients who have acquired SARS-CoV-2 infection. This document includes the strategies that have to be implemented, in order to reduce the risk of contagion to surgical personnel and ordinary patients not infected with SARS-CoV-2.

[Intimate partner violence. Types and risk in primary care health users in Cancun, Quintana Roo, Mexico].

Objective: To identify the prevalence and type of intimate partner violence in women assigned at primary care health and estimates the risks for violence.

Design: Case (incident cases)-control.

Location: Primary health care unit in Cancun, Quintana Roo, Mexico.

[Preclinical horizon of depression in adults].

Objective: Identify factors related to preclinical depression in healthy adults, their risk factors and concordance with family doctor diagnostic.

Materials And Methods: Case-control study in adult from family medicine consulting room. Beck inventory for depression was applied.

Early diagnosis of diabetic retinopathy in primary care.

Objective: To evaluate the impact of a strategy for early detection of diabetic retinopathy in patients with type 2 diabetes mellitus (DMT2) in Quintana Roo, México.

Methods: Study transversal, observational, prospective, analytical, eight primary care units from Mexican Social Security Institute in the northern delegation of the State of Quintana Roo, Mexico were included. A program for early detection of diabetic retinopathy (DR) in adult 376,169 was designed.

[Vasovagal syncope. Management with propanthelin bromide].

Objective: To study propanthelin bromide efficacy in preventing vasovagal syncope relapse.

Setting: HGZ No. 3 IMSS, Mazatlán, Sinaloa, México, from 1992 to 1995.