by Dr. Gabriel Freitas | 06/10/2025 | Infectious Diseases
Dengue is a viral disease transmitted by the bite of the Aedes aegypti mosquito, common in tropical and subtropical regions such as Brazil. In recent years, dengue has become one of the main public health concerns, with frequent outbreaks and an increase in severe...
by Dr. Gabriel Freitas | 06/07/2025 | Dermatological Disease
Warts are skin lesions caused by infection with the human papillomavirus (HPV), a virus with over 200 known subtypes.Many people think HPV is only related to sexually transmitted infections, but that’s just part of the story. The virus can affect various areas of the...
by Dr. Gabriel Freitas | 06/05/2025 | Gastrointestinal Diseases
Gastroesophageal reflux disease (GERD) is a common digestive condition that occurs when stomach contents, including gastric acid, flow back into the esophagus. This reflux can cause uncomfortable symptoms and, in more severe cases, lead to complications if not...
by Dr. Gabriel Freitas | 06/03/2025 | Psychiatric and Psychological Disorders
Dysthymia, currently referred to as Persistent Depressive Disorder in the DSM-5 (Diagnostic and Statistical Manual of Mental Disorders), is a chronic and continuous form of depression. Unlike major depression, which usually occurs in more intense episodes, dysthymia...
by Dr. Gabriel Freitas | 05/29/2025 | Autoimmune Diseases
Multiple sclerosis (MS) is a chronic, autoimmune, and inflammatory disease that affects the central nervous system, especially the brain and spinal cord. It occurs when the immune system attacks the myelin sheath—a substance that coats and protects nerve...