Hepatic Encephalopathy

Hepatic Encephalopathy Hepatic encephalopathy AKA portosystemic encephalopathy is neurological dysfunction caused by excessive build up of nitrogenous waste products (glutamine) ****which cause osmotic imbalance leading to cerebral oedema. Grading of hepatic encephalopathy (West Haven) Grade Description Grade I Altered mood…

Liver Cirrhosis

Liver Cirrhosis Liver cirrhosis is irreversible liver damage characterised by the replacement of normal hepatic architecture with diffuse bridging fibrosis and regenerative nodules. It has various causes lead to inflammation and damage to hepatocytes. Fibrosis leads to increased resistance to…

Toxic Nodular Goiter

Toxic Nodular Goitre Toxic nodular goitre can be caused by a single nodule (toxic adenoma) or multiple nodules (toxic multinodular goiter, AKA Plummer’s disease). Toxic thyroid nodules are progressive and require ablation or surgery to definitively treat. A toxic nodular…

Thyroiditis

Thyroiditis Thyroiditis is inflammation of the thyroid gland. Acute (Suppurative) Thyroiditis Acute thyroiditis is a rare bacterial infection (abscess) of thyroid tissue seen in immunocompromised patients. It can be caused by a persistent pyriform sinus fistula or trauma. The most…

Graves’ Disease

Graves’ disease is an autoimmune thyroid condition caused by thyrotropin-stimulating immunoglobulins (TSIs), which bind to TSH receptors, resulting in elevated basal thyroid activity. It is the most common cause of hyperthyroidism. It is more common in women than in men.…

Insulin

Insulin Insulin formulations Formulation Examples Nota bene Rapid-acting Lispro, aspart, glulisine Typically given before meals Short-acting Regular insulin, NPH/regular preparations (75/25, 70/30, 50/50) Intermediate-acting Non-proteated Hagedorn (NPH) First-line insulin. May be prescribed alongside soluble insulin separately or as a pre-mixed…

Oral Glucose Lowering Agents (OGLAs)

Drugs Used in Diabetes Mellitus Class Example Biguanides Metofrmin SGLT-2 inhibitors Canagliflozin, empagliflozin, dapagliflozin GLP-1 agonists Exenatide, liraglutide, semaglutide DPP-4 inhibitors Sitagliptin, linagliptin Sulfonylureas Glipizide, gliburide, chlorpropamide Thiazolidinediones Pioglitazone, rosiglitazone Metformin Metformin – a biguanide – is one of the…