🧠 Parkinson’s Disease – Overview Parkinson’s disease is a progressive neurological disorder that affects movement and often includes tremors, stiffness, and balance problems. It results from the loss of dopamine-producing neurons in a specific area of the brain called the substantia nigra. 🧬 Cause ⚠️ Symptoms 1️⃣ Motor Symptoms (main features): 2️⃣ Non-Motor Symptoms (may […]
🦠 Cholera Cholera is a severe diarrheal disease caused by the bacterium Vibrio cholerae. It spreads through contaminated water or food and can cause rapid dehydration and death if not treated promptly. 🧬 Cause 🌍 Transmission ⚠️ Symptoms 🕐 Incubation Period: 2 hours to 5 days 1️⃣ Mild or Asymptomatic (~80% of cases) 2️⃣ Typical
🦠 Hepatitis E Hepatitis E is a liver infection caused by the Hepatitis E virus (HEV). It is typically self-limiting (resolves on its own), but can be severe or fatal in certain populations—especially pregnant women and people with weakened immune systems. 🧬 Cause 🌍 How It Spreads (Transmission) 🕐 Incubation Period ⚠️ Symptoms Most people
🦠 Amoebiasis Amoebiasis (also spelled Amebiasis) is an intestinal infection caused by the parasite Entamoeba histolytica. It can range from mild diarrhea to severe dysentery and, in rare cases, spread to other organs such as the liver. 🧬 Cause 🌍 Who’s at Risk? 🦠 Transmission ⚠️ Symptoms 🔹 Intestinal Amoebiasis (Amebic Colitis): 🔹 Extraintestinal Amoebiasis:
🦠 What Is Smallpox? Smallpox is a serious and contagious viral disease caused by the variola virus. It was once one of the deadliest diseases in human history, but it was eradicated globally in 1980 through a successful worldwide vaccination campaign led by the World Health Organization (WHO). 🔬 Cause Caused by the Variola virus
🦟 Leishmaniasis – Overview Leishmaniasis is a parasitic disease caused by protozoa of the Leishmania genus. It is transmitted to humans through the bite of infected female sandflies (Phlebotomus or Lutzomyia species). The disease affects the skin, mucous membranes, or internal organs, depending on the type. 🧬 Cause 📌 Forms of Leishmaniasis Type Main Symptoms
🐶🦇 Rabies – Overview Rabies is a viral disease that affects the central nervous system (CNS) — the brain and spinal cord. It is almost always fatal once symptoms appear, but it is 100% preventable with prompt medical care after exposure. 🧬 Cause 🐾 Common Animal Reservoirs ⚠️ Transmission Rabies is NOT spread through intact
🦠 Hepatitis C – Overview Hepatitis C is a viral infection that primarily affects the liver, caused by the Hepatitis C virus (HCV). It can lead to chronic liver disease, cirrhosis, liver failure, or liver cancer if left untreated. The virus spreads through blood-to-blood contact, and most people do not show symptoms in the early
🦟 Dengue Fever – Overview Dengue fever is a mosquito-borne viral infection caused by the dengue virus (DENV). It is common in tropical and subtropical regions and can range from a mild illness to a potentially deadly condition known as severe dengue or dengue hemorrhagic fever. 🧬 Cause 📍 Transmission ⚠️ Symptoms 🕐 Incubation period:
🪱 Schistosomiasis (Bilharzia) – Overview Schistosomiasis (also known as bilharzia) is a parasitic disease caused by blood flukes (trematode worms) of the genus Schistosoma. It affects millions of people, mainly in tropical and subtropical regions, especially in Africa. 🧬 Causes Caused by Schistosoma species, mainly: Species Affected Organs Common Regions S. haematobium Urinary tract Africa,
