Meet Marco, a hobbyist with a beautiful 75-gallon community tank of tetras and gouramis he has spent two years building. On a Saturday morning he does a routine 40% water change. Within thirty minutes every fish in the tank is gasping at the surface. By the time he calls you, four are already dead. You ask one question first: did he treat the tap water before adding it? He pauses. He ran out of water conditioner last week and forgot to reorder. You test the tank water. Chlorine reads 0.9 mg/L. You ask his zip code and check the municipal water report. His city switched to chloramine six months ago. That detail changes everything. Chloramine is not chlorine. It does not dissipate if you leave water sitting overnight. It does not off-gas with aeration. It is chemically stable and it is destroying the gill epithelium of every fish in that tank right now, oxidizing the delicate cells that handle both oxygen exchange and osmoregulation simultaneously. You walk him through emergency treatment: a commercial chloramine remover to break the bond, then water changes to clear the released ammonia, aggressive aeration, and aquarium salt for osmoregulatory support. 💡 The takeaway: Chlorine and chloramine are not the same problem. Know which one is in your tap water. For a full course on this condition, see the classroom or follow this link below: https://www.skool.com/pre-vet-skool-9535/classroom/289939ea?md=d2f7e16935b945eb99e4cb97b379289b

Meet Maverick, a 6-year-old Quarter Horse gelding on a ranch in central California. His owner calls in September because Maverick has developed a growing swelling between his front legs that is now the size of a grapefruit. His chest looks oddly puffed out, almost barrel-shaped. You arrive and press gently on the swelling. It is warm, firm, and painful. Maverick flinches and his temperature is 102.5°F. He is mildly stiff in both front legs from the swelling pressing against his shoulder muscles. The owner asks: should we start antibiotics right away? Your answer surprises her. No. This is pigeon fever, caused by Corynebacterium pseudotuberculosis, and the most important thing you can do for Maverick right now is nothing pharmacological. The bacteria survive inside macrophages within the abscess wall where antibiotics cannot reach them effectively. Treating now would slow the maturation process, prevent the abscess from draining naturally, and paradoxically make this take longer to resolve with a higher chance of recurrence. Your job is to wait for the abscess to become fluctuant over the next two to three weeks, then lance it at the lowest point, lavage the cavity daily, and leave it open to heal. You also put on gloves. This organism can infect humans too. 💡 The takeaway: Sometimes the best treatment is knowing when not to treat. For a full course on this condition, see the classroom or follow the link below: https://www.skool.com/pre-vet-skool-9535/classroom/eada0165?md=e9698e0ea46841929e4e62d7945915b3

Meet a litter of fourteen piglets on a confinement hog farm in Iowa. They are three weeks old and the farm manager is baffled. The biggest, fastest-growing piglets in the litter are the ones dying, found dead after routine handling or after scrambling for teat access. The runts are fine. You arrive and examine the survivors. Their skin is pale, almost grayish. Their gums are white. Several are breathing hard at rest, sides heaving. They are weak and slow to move when you approach. You ask one question: when did these piglets last receive iron dextran? The answer is never. The previous farm manager stopped the iron injection protocol eight weeks ago to cut labor costs. You pull blood from five piglets. Hemoglobin comes back at 4.6 g/dL against a normal of 10 to 12. MCV is 43, severely microcytic. MCHC is 26, hypochromic. The reticulocyte count is 0.7 percent, well below normal despite the severe anemia. The bone marrow is trying to respond but has nothing to work with. Serum iron is 38. TIBC is 510, markedly elevated as the body desperately upregulates transferrin trying to find iron that is not there. This is iron-deficiency anemia, and the reason the biggest piglets are dying first is not intuitive. The fastest-growing piglets have the highest iron demand per day for new hemoglobin synthesis to support their expanding blood volume. Every piglet in the litter gets roughly the same amount of iron from sow milk, approximately 1 milligram per day against a daily requirement of 7 to 10 milligrams. The pig gaining the most weight every day burns through that deficit the fastest and crashes first. You instruct the farm to stop handling the affected piglets unnecessarily. A severely anemic heart can decompensate and stop during the exertion of being chased or caught. You give every piglet 200 milligrams of iron dextran by deep intramuscular injection into the neck muscle. The most critical animals receive a whole blood transfusion from an older iron-replete pig first.

Which species have you had the most hands-on time with? Which feel most unfamiliar to you? I’ll go first in the comments😊

I’m so glad you’re here. Whether you just discovered your love for veterinary medicine or you’re putting the finishing touches on your application this cycle, you belong in this community. I’m Dr. Nisana, a Doctor of Veterinary Medicine. I built this space because I love working with students, but not the politics of universities. This is a place where you can: 🔬 Explore real clinical cases that make you think like a vet 📋 Get support on every part of the application process 💬 Ask me anything — no question is too small 🤝 Connect with other students who share your dream As a founding member, you can help me to create and shape the community and resources inside! A few things I want you to know: You don’t have to have it all figured out. You just have to show up. The students who get noticed by vet schools aren’t always the ones with the perfect GPA — they’re the ones who are intentional, prepared, and passionate. That’s exactly what we’re building here. Step 1: Introduce yourself below! Tell us where you are in your journey — are you just starting out, or are you deep in the application process? I’d love to get to know every one of you. So you are aware: I will be filling the classroom over time. Some resources I'm going to level-lock. So, this means you will need to "gain points" to unlock some resources. Step 2: GAIN POINTS- You gain points when another member likes one of your comments or posts! (1 like = 1 point) Level 1 - 0 points Level 2 - 5 points Level 3 - 20 points Level 4 - 65 points Level 5 - 155 points Level 6 - 515 points Level 7 - 2,015 points Level 8 - 8,015 points Level 9 - 33,015 points Please, please provide any feedback about what's working for you or not working for you in this community!