Isabel Quintana

🌟 𝐍𝐞𝐰 𝐚𝐫𝐭𝐢𝐜𝐥𝐞: 𝐭𝐡𝐞 𝐜𝐨𝐧𝐧𝐞𝐜𝐭𝐢𝐨𝐧 𝐛𝐞𝐭𝐰𝐞𝐞𝐧 𝐋𝐨𝐧𝐠 𝐂𝐎𝐕𝐈𝐃, 𝐌𝐲𝐚𝐥𝐠𝐢𝐜 𝐄𝐧𝐜𝐞𝐩𝐡𝐚𝐥𝐨𝐦𝐲𝐞𝐥𝐢𝐭𝐢𝐬 𝐚𝐧𝐝 𝐩𝐨𝐬𝐭-𝐯𝐚𝐜𝐜𝐢𝐧𝐚𝐥 𝐬𝐲𝐧𝐝𝐫𝐨𝐦𝐞𝐬 𝐥𝐢𝐞𝐬 𝐢𝐧 𝐭𝐡𝐞 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐨𝐟 𝐚𝐧 𝐀𝐮𝐭𝐨𝐢𝐦𝐦𝐮𝐧𝐞 𝐇𝐲𝐩𝐨𝐜𝐨𝐫𝐭𝐢𝐬𝐨𝐥𝐞𝐦𝐢𝐜 𝐒𝐲𝐧𝐝𝐫𝐨𝐦𝐞🌟 🌐 I am excited to share with you our latest paper entitled "𝐇𝐲𝐩𝐨𝐜𝐨𝐫𝐭𝐢𝐬𝐨𝐥𝐞𝐦𝐢𝐜 𝐀𝐒𝐈𝐀: 𝐀 𝐯𝐚𝐜𝐜𝐢𝐧𝐞- 𝐚𝐧𝐝 𝐜𝐡𝐫𝐨𝐧𝐢𝐜 𝐢𝐧𝐟𝐞𝐜𝐭𝐢𝐨𝐧-𝐢𝐧𝐝𝐮𝐜𝐞𝐝 𝐬𝐲𝐧𝐝𝐫𝐨𝐦𝐞 𝐛𝐞𝐡𝐢𝐧𝐝 𝐭𝐡𝐞 𝐨𝐫𝐢𝐠𝐢𝐧 𝐨𝐟 𝐥𝐨𝐧𝐠 𝐂𝐎𝐕𝐈𝐃 𝐚𝐧𝐝 𝐦𝐲𝐚𝐥𝐠𝐢𝐜 𝐞𝐧𝐜𝐞𝐩𝐡𝐚𝐥𝐨𝐦𝐲𝐞𝐥𝐢𝐭𝐢𝐬". In this paper, we explain the links between Long COVID, Chronic Fatigue Syndrome/Myalgic Encephalomyelitis (ME/CFS) and COVID-19 post-vaccine syndromes. 🤔 Stay reading to the end and you will also find our treatment proposal that could improve symptoms.💊 ➡️𝐋𝐢𝐧𝐤 𝐨𝐟 𝐨𝐮𝐫 𝐫𝐞𝐯𝐢𝐞𝐰 𝐚𝐫𝐭𝐢𝐜𝐥𝐞: frontiersin.org/journals/imm… 🔍 𝐀𝐛𝐬𝐭𝐫𝐚𝐜𝐭: We present a model for the development of these diseases that involves a complex interplay between immune hyperactivation, autoimmune hypophysitis or pituitary hypofunction, and immune exhaustion. We believe that the starting point is a deficient CD4 T-cell response to viral infections in genetically predisposed individuals (HLA-DRB1). This would follow from an uncontrolled immune response with hyperactivation of CD8 T cells and elevated antibody production, some of which could be directed against self-antigens, triggering autoimmune hypophysitis or direct damage to the pituitary, resulting in decreased production of pituitary hormones, such as ACTH. 🧬 🔬 𝐖𝐡𝐚𝐭'𝐬 𝐭𝐡𝐞 𝐛𝐢𝐠 𝐝𝐞𝐚𝐥? 1️⃣ 𝐑𝐞𝐥𝐚𝐭𝐢𝐨𝐧𝐬𝐡𝐢𝐩 𝐭𝐨 𝐀𝐒𝐈𝐀 𝐒𝐲𝐧𝐝𝐫𝐨𝐦𝐞: We propose that Long COVID, ME/CFS and post-vaccine COVID-19 syndrome could be included in adjuvant-induced autoimmune/inflammatory syndrome (ASIA) due to their similar clinical manifestations and possible relationship to genetic factors, such as polymorphisms in the HLA-DRB1 gene. 2️⃣ 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭𝐚𝐥 𝐌𝐨𝐝𝐞𝐥: We suggest that these diseases begin with a deficient immune response and progress to uncontrolled immune hyperactivation, followed by immune exhaustion, exacerbating symptoms and pathology. 3️⃣ 𝐇𝐲𝐩𝐨𝐜𝐨𝐫𝐭𝐢𝐬𝐨𝐥𝐞𝐦𝐢𝐚: We highlight the decrease in ACTH production and its impact on immune function and clinical symptoms, establishing a direct link with pituitary dysfunction. 4️⃣ 𝐓𝐫𝐞𝐚𝐭𝐦𝐞𝐧𝐭 𝐏𝐫𝐨𝐩𝐨𝐬𝐚𝐥: We propose a treatment approach including antivirals, corticosteroids/ginseng, antioxidants and metabolic precursors to improve symptoms by modulating immune response, pituitary function, inflammation and oxidative stress. 💡 𝐈𝐦𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 𝐚𝐧𝐝 𝐂𝐨𝐧𝐜𝐥𝐮𝐬𝐢𝐨𝐧𝐬: 🔹These disorders could have an autoimmune origin against the adenohypophysis. 🔹Treatment with antivirals and corticosteroid replacement therapy in patients with permanent pituitary damage could improve symptoms by addressing immune and hormonal dysfunction. 🧠 𝐓𝐡𝐞 𝐤𝐞𝐲 𝐢𝐬 𝐩𝐢𝐭𝐮𝐢𝐭𝐚𝐫𝐲 𝐝𝐚𝐦𝐚𝐠𝐞: 𝐡𝐨𝐰 𝐝𝐨𝐞𝐬 𝐭𝐡𝐢𝐬 𝐫𝐞𝐥𝐚𝐭𝐞 𝐭𝐨 𝐭𝐡𝐞 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐨𝐟 𝐌𝐄/𝐂𝐅𝐒, 𝐋𝐨𝐧𝐠 𝐂𝐎𝐕𝐈𝐃 𝐚𝐧𝐝 𝐨𝐭𝐡𝐞𝐫 𝐩𝐨𝐬𝐭-𝐯𝐢𝐫𝐚𝐥 𝐚𝐧𝐝 𝐩𝐨𝐬𝐭-𝐯𝐚𝐜𝐜𝐢𝐧𝐞 𝐬𝐲𝐧𝐝𝐫𝐨𝐦𝐞𝐬? 💉 Certain viruses (and other pathogens) and vaccines can affect the pituitary gland, interfering with cortisol production and triggering a cascade of complex symptoms. In patients with weak HLA-DRB1 alleles, such as DR15, immune hyperactivation can trigger an autoimmune response against ACTH, crucial for cortisol production. This is exactly analogous to how other autoimmune diseases such as multiple sclerosis or lupus develop, where the immune system attacks other antigens in the body, but in the syndromes we are discussing, the autoimmunity is specifically directed against pituitary ACTH. 🦠 This link explains why patients with chronic infections often experience persistent hypocortisolemia, as the pathogen continues to produce ACTH-mimicking antigens, maintaining the active autoimmune response or generates direct pituitary damage. In contrast, patients without chronic infections and with the same weak alleles treated with immune checkpoint inhibitors (ICIs) may develop temporary hypophysitis and similar cortisol deficits, but discontinuation of treatment usually allows recovery. This also explains why patients experience chronic fatigue, dysautonomia, orthostatic intolerance, exercise intolerance, intolerance to stressful events and mild hypoglycemia due to low cortisol. Cortisol is crucial in providing the body with needed energy and regulating the stress response. When cortisol levels are low, as they are in these syndromes, the body cannot respond effectively to physical and emotional demands. 🩸Cortisol plays a crucial role in maintaining stable blood sugar levels by promoting gluconeogenesis (glucose production) and stimulating the release of stored glucose in the form of glycogen in the liver. When there is insufficient cortisol, the body faces difficulties in increasing glucose levels in demand situations, such as during physical exercise or in response to stress, which can lead to episodes of mild hypoglycemia. In times of fright or anger, adrenaline release may temporarily improve symptoms by temporarily increasing glucose availability, briefly compensating for cortisol deficiency. However, this response does not adequately replace the long-term regulatory functions of cortisol, so symptoms may return once adrenaline subsides. 🏋️‍♂️ In the case of physical exercise, which naturally increases cortisol levels to mobilize energy and respond to physical exertion, the lack of this hormone limits the body's ability to maintain sustained physical activity. Patients may experience rapid muscle fatigue, feelings of weakness and slower recovery after exercise. 😰 As for stressful events (exams, travel, surgical operations, etc) , cortisol also plays a crucial role in the body's response to emotional or physical stress. When cortisol levels are insufficient, the body has difficulty handling stressful situations effectively. This can manifest itself in an exacerbation of existing symptoms, such as intense fatigue, dizziness, difficulty concentrating and a generalized feeling of malaise. ➡️ For years, many of these patients have been misunderstood and mislabeled as having psychosomatic illness. This is because their symptoms tend to worsen during periods of stress, which has led to the suggestion that the origin of their problems lies in psychological factors. However, the reality is that these patients are not experiencing symptoms due to an underlying psychological disorder, but as a direct result of insufficient cortisol. The lack of this vital hormone prevents the body from adapting and responding appropriately to stress, which perpetuates and aggravates their physical symptoms. 🚨 𝐓𝐡𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐨𝐟 𝐀𝐮𝐭𝐨𝐢𝐦𝐦𝐮𝐧𝐢𝐭𝐲 𝐭𝐨 𝐀𝐂𝐓𝐇: 𝐀 𝐏𝐫𝐨𝐜𝐞𝐬𝐬 𝐒𝐢𝐦𝐢𝐥𝐚𝐫 𝐭𝐨 𝐎𝐭𝐡𝐞𝐫 𝐀𝐮𝐭𝐨𝐢𝐦𝐦𝐮𝐧𝐞 𝐃𝐢𝐬𝐞𝐚𝐬𝐞𝐬 𝐬𝐮𝐜𝐡 𝐚𝐬 𝐌𝐮𝐥𝐭𝐢𝐩𝐥𝐞 𝐒𝐜𝐥𝐞𝐫𝐨𝐬𝐢𝐬 🚨 This same mechanism occurs in other autoimmune diseases. Some HLA-II alleles, such as the DR15 variant, are associated with an impaired ability to recognize cells infected with certain pathogens, such as Epstein-Barr virus (EBV). In multiple sclerosis this poor recognition ability specifically affects CD4 T cells, which are crucial for coordinating the immune response. When CD4 T cells cannot correctly recognize infected cells, this leads to hyperactivation of CD8 T cells and an increase in antibodies against the pathogen to compensate for the deficient CD4 T cell response. Without the coordinated help of CD4 T cells, CD8 T cells cannot eliminate all EBV-infected cells, thus never effectively eliminating or controlling the infection and resulting in chronic infection. This results in an increase of infected cells, an exhaustion of CD8 T cells and an increased risk of developing autoimmune diseases, since CD4 T cells, by misrecognizing these viral antigens presented on the HLA-II antigen-presenting cells, can confuse them with the body's own proteins, generating an autoimmune disease. In multiple sclerosis, autoimmunity develops when the EBNA-1 antigen of the Epstein-Barr virus is mistaken for myelin, due to a similar amino acid sequence and molecular mimicry in patients with DR15 alleles. The same could occur in patients with Long COVID, myalgic encephalomyelitis and post-vaccinal syndromes, where autoimmunity against ACTH develops. #LongCovid #MECFS #Vaccines