First Aid Basics: Tips for various emergency situations

So, here’s the deal. I want us to walk through first aid procedures for specific scenarios—some I’ll list, some you guys will throw out there. But let's set the stage: assume we can't get the victim to an ER immediately, and we only have a basic kit on hand (bandages, tape, antiseptic spray... that kind of stuff). For example, what do you actually do for a venomous snake bite? Like a rattlesnake or a copperhead out here in the States? There are so many myths floating around—sucking out the venom, cutting the wound, using a tourniquet—but is any of that actually helpful? Or maybe a gunshot wound from hunting, or a massive laceration. Is it even smart for a regular person to try and stitch a wound or pull out a bullet?

Arthur Gonzalez35 said:The goal here is to break down first aid procedures for specific scenarios I’ll list, plus any others you guys bring up. We're assuming certain conditions: we can't get the victim to medical help immediately, and we have basic supplies on hand (bandages, tape, antiseptic spray, etc.). For example, what do you do for a venomous snake bite—like a rattlesnake? There are tons of myths out there about sucking out the venom, cutting the wound, or using a tourniquet. Is any of that actually effective? Or take a gunshot wound while hunting or a deep laceration; is it smart for an average person to try stitching a wound or even removing a bullet?

Regarding rattlesnake bites—here’s what I was taught: trying to suck the venom out does absolutely nothing. if the venom hits the bloodstream, you're in trouble, which makes sucking it out a bad move since you never know if there's a tiny cut or bleed in your mouth or throat.
Basically, don't cut the wound, don't suck it, and don't burn it. Just immobilize the limb where the bite happened (obviously skip that if it's the neck). The person needs to stay still. Hopefully, they make it to an ER where they can get antivenom. If there's no clinic nearby with antivenom, things look grim. It also depends heavily on the location. A bite to the neck or near a major artery is a death sentence because the venom spreads too fast. Survival chances drop significantly.

As for gunshot wounds during hunting, I'm no expert, but I don't think it's wise for a civilian to pull out a bullet. You'll likely cause more damage than good. Again, it all depends on where they were hit. If someone gets hit in the abdomen or an arm and starts bleeding, I'd use digital pressure—just press hard on the site. If it's an arm, I'd use a tourniquet. I don't carry a professional one, but if I had a belt, I'd wrap it above the wound and tighten it. You have to loosen a tourniquet every 20 minutes or so to prevent tissue death. Same goes for deep cuts: clean it with whatever antiseptic you have and bandage it up. Don't attempt stitches unless you actually know what you're doing; the wilderness isn't exactly a sterile environment.

I know plenty of people on this forum know way more about this than I do. If I got anything wrong, please set me straight. 😁

I was thinking pretty much the same thing about how to handle it. Though, honestly, I’m not totally sure about what to do with a venomous snake. I actually had the "privilege" 😁 of getting bitten by a copperhead once. I rushed straight to the ER, but they just kept me for observation and it turned out the snake didn't actually inject any venom into my finger. And man, I don't regret not asking the doctors for specific advice on a "real" bite, because I think if that snake had actually pumped me full of venom, I would've been dead given how skinny I am.

Just a quick heads-up regarding non-venomous snakes. If you get bit by one of those, you really need to flush the wound thoroughly with water. Slathering on some antibiotic ointment helps too—keeps the infection risk down since, let's face it, snakes have bacteria in their mouths just like any other living thing. Wrap it up with a bandage. And yeah, definitely hit up a doctor to see if you need a tetanus shot.
Now, if we’re talking venomous snakes, official guidelines say don't go trying to suck out the venom or slice the wound open. You want to immobilize the limb to slow down the spread. A pressure bandage about 5 to 10 inches above the bite can help slow the venous and lymphatic drainage, but don't go overboard—you don't want to cut off arterial circulation entirely. That said, some people don't actually know how much pressure is too much and could end up causing serious damage to the limb, so some manuals advise against it altogether. As for antivenom, that’s strictly hospital territory. It’s administered based on a doctor's call because there's a legitimate risk of severe allergic reactions, including anaphylactic shock, which is basically a death sentence if you aren't treated for it immediately. That's why keeping antivenom administration in a controlled medical setting is non-negotiable.

It’s officially summer, which means the heatwaves are here. We’re all looking for any way to cool off, but that also means more people heading to the water. Unfortunately, we see an increase in drowning incidents every single year. Most of the time, it boils down to the same few things: people who can't swim well, jumping into water that's way too cold, or just getting exhausted. Stay safe out there!
Two different mechanisms.
The basics of first aid.
1. Moving fast but staying careful when pulling salvage from the water.
2. Reviewing and assessing the situation for those caught in the flood:
3. Keeping your airways clear and open:
4. Keeping your breathing and circulation on track:
5. Oxygen
6. Secondary drowning and how to handle it:
Two different ways to look at it.
No matter how someone actually goes under, the main physiological issue is always acute hypoxia. Basically, you're looking at a rapid buildup of CO2 and metabolic acidosis, which eventually leads to cardiac arrest and death.
There’s a massive difference between drowning in fresh water versus salt water.

Drowning in saltwater is a scary one. When seawater hits the lungs, it triggers this intense osmotic pressure imbalance. Basically, all that salt rushes into the bloodstream while the water stays trapped in the lungs. It creates a really dangerous situation called pulmonary edema.
Drowning in fresh water is actually a whole different beast compared to salt water. When you inhale fresh water, things go south in reverse. It rushes from your lungs into your bloodstream incredibly fast, causing hypervolemia. Basically, your blood gets way too diluted, which tanks your electrolyte levels—think sodium, chloride, calcium, and magnesium. On top of that, because your red blood cells start breaking down, your potassium levels spike. It’s a wild, dangerous chain reaction.
No matter how someone actually goes under, the main physiological issue is acute hypoxia—basically, a sudden lack of oxygen. This triggers metabolic acidosis (your blood pH drops) and hypercapnia (too much carbon dioxide builds up), which eventually causes the heart to stop. It’s pretty wild, but about 10-15% of drowning victims actually die with "dry lungs." This happens because the larynx undergoes a reflex spasm that seals everything off, preventing water from entering the lungs entirely. You see this most often in younger people, especially when they plunge suddenly into freezing water, triggering that intense vagal reflex that slams the airway shut.

The basics of first aid.
Knowing how to act when you come across someone struggling in the water is absolutely vital. You’ve got to stay calm and move fast—there’s really no room for hesitation when every single second counts.

Quickly and carefully pulling sunken cargo from the water.
When someone starts drowning in a classic panic, they don't just sink—they fight. They thrash around wildly, making these desperate, useless arm movements just to try and stay above the surface. Because their body weight keeps shifting so erratically, they end up bobbing up and down, repeatedly plunging under the water and resurfacing, all while swallowing huge amounts of both air and water.

Even just a tiny sip of water going down the wrong pipe can trigger an immediate reflex that tightens up your throat. If any of that water hits your lower airways, your bronchial tubes can constrict too, which leads to some seriously intense chest pain. Then comes the apnea—that terrifying moment where you're gasping for air and coughing uncontrollably. The real kicker is when your airway finally snaps open, only for more water to rush right back in. You can end up stuck in that frantic struggle for up to ten minutes, so you really have to stay calm and careful during the chaos.

If you’re trying to pull someone out of the water, be careful—they might grab your neck and try to drag you under with them. If you aren't feeling particularly strong, your best bet is actually to wait until they tire themselves out before you try to haul them in. If you aren't much of a swimmer yourself, don't play the hero by jumping in. Just toss them a life ring, or try to get them onto a boat or a flotation device instead. Now, if you're a trained lifeguard, you might even start CPR right there in the water using mouth-to-mouth or mouth-to-nose techniques. When it comes to the actual physical rescue, just grab them by the arm, their hair, or under the armpits to pull them to safety.

If you suspect a neck injury, you need to get that cervical collar on while they're still in the water. Don't try to pull them out until they're stabilized on a backboard or a vacuum mattress. Safety first!

2. Reviewing and assessing the situation for those affected by the flooding:
If someone’s vitals aren't showing up, it's time to jump straight into standard CPR.
You really need to start with a quick check of the vitals. Focus on airway patency, breathing patterns, and circulation. If they aren't showing any signs of life, you jump straight into standard CPR protocols. But if the person is breathing and has a pulse, take a more measured approach. You’ll want to monitor their level of consciousness, check their blood pressure, and keep an eye on their temperature. It's also important to feel for a pulse along the major arteries.

If the person is conscious, we can generally expect a full recovery. Of course, you have to rule out any underlying medical issues or injuries that might have caused the incident in the first place, like epilepsy or a heart attack. In about 15-20% of cases, acute intoxication is actually the culprit. Also, keep in mind that jumping into water can cause blunt force trauma to the abdomen, head, or cervical spine.

Based on data from American trauma specialists, when looking at three survivors with spinal cord injuries, two ended up with quadriplegia (paralysis in all four limbs). We also can't forget the possibility of stings or bites from venomous marine life.

3. Airway management and clearing the path:
As soon as you get someone out of the water, check their mouth immediately. You need to clear out any mud, water, debris, or even dentures. If their abdomen looks distended (bloated), turn them onto their side and apply pressure to the upper abdomen, or cradle them from under the belly and lift slightly a few times to help drain the water from the stomach.

You need to jump straight into resuscitation (CPR) right away. For patients who are unconscious, endotracheal intubation—inserting a tube through the larynx—is essential to assist ventilation and protect the airway from stomach contents.

4. Maintaining breathing and circulation:
Don't give up on resuscitation even after 30 minutes, especially if the body was in cold water. Research shows that even when resuscitation starts very late, there can be successful outcomes specifically because the body’s temperature was lowered.
The fundamental issue here is hypoxia (lack of oxygen). That’s why you should start mouth-to-mouth or mouth-to-nose breathing immediately. A trained lifeguard will even perform this while still in the water. However, if someone jumped into the water, you have to suspect a neck injury. Don't tilt the head back; keep it in a neutral position instead. Perform chest compressions once the person is out of the water or on a firm surface.

Keep going with resuscitation even after the 30-minute mark, particularly if the person has been submerged in cold water. It sounds crazy, but the hypothermia can actually work in our favor. When the body is cooled down, all metabolic processes slow down, meaning the brain requires less oxygen. Because of this, there is a much better chance of recovery for these patients, even if resuscitation starts later than usual.

5. Oxygen therapy
Providing oxygen is a vital part of the treatment. For conscious patients, we use a nasal cannula. For those who aren't breathing or are unconscious (apneic patients), endotracheal intubation is mandatory. This allows us to insert a tube past the vocal cords into the trachea so we can deliver oxygen and ventilate them effectively.

6. Secondary drowning and follow-up care:
Honestly, the most common reason people drown is simply not knowing how to swim.
In about 75% of drowning cases where water is inhaled, pulmonary edema develops. This is what we call "secondary drowning." It happens more frequently with saltwater inhalation due to the reasons I mentioned earlier. Watch out for symptoms like coughing, rapid breathing, paleness, sweating, vomiting, or loss of consciousness. Treatment usually involves diuretics to help flush out excess fluid, along with oxygen therapy.

A person treated this way needs to get to a hospital as fast as possible. Once there, they should be monitored closely for at least 24 hours. If everything stabilizes, they can be discharged. Again, the biggest factor is often just a lack of swimming skills. Traumas are also a huge issue—like hitting your neck by jumping into shallow water. First aid should really be left to trained lifeguards or strong swimmers. Otherwise, you run the risk of a struggling victim pulling a weaker swimmer under with them.

Car accidents are a leading cause of death in developed nations. In the US, we're actually seeing incidence rates that are reaching epidemic proportions.

We define polytrauma as an injury where at least two different body regions are affected, and one of those injuries—or a combination of them—is life-threatening.
There’s a growing number of young, inexperienced drivers getting behind the wheel of fast, expensive cars. Most of the time, they crash because they're speeding or just ignoring traffic laws altogether. We’re also seeing more frequent late-night street racing in major cities. Given those conditions, it’s really no surprise that the number of accidents and young fatalities is climbing. Back in 2003, statistics showed that 26,854 trauma patients were treated in hospitals across the country due to crashes, resulting in 701 deaths. By the first five months of 2004, the death toll from accidents had already jumped by 21% compared to the same period in 2003. Polytrauma is a very common occurrence in these types of wrecks.

To be clear, polytrauma means at least two body regions are injured, with at least one part being life-threatening. When an FBI crew arrives at a crash site, there are specific protocols they have to follow to care for the patient. They have to secure the scene first, making sure the crew doesn't become victims themselves due to the dangerous conditions that caused the initial accident.

When multiple people are hurt, it is absolutely vital to:

Avoid moving the injured in ways that could cause further damage. For instance, if someone might have a spinal injury, you shouldn't pull them out of the vehicle. Doing so can lead to severe spinal cord damage with permanent consequences. Even a simple closed fracture can easily turn into a complicated open fracture with bone fragments displaced if handled poorly.
The patient needs to be transported to a definitive care facility as quickly as possible.
Emergency services must be notified immediately upon the arrival of critically injured patients so help can be ready.
Provide on-site assistance and begin stabilizing the victims.
One major issue is how long it takes for the FBI to arrive after an accident happens. These crashes often occur on major highways. Because we don't have dedicated stations stationed directly on the interstates, response times for the FBI crews can be significantly delayed. This issue could potentially be solved by forming specialized FBI teams paired with helicopter services to slash those response times down.

Modern trauma centers are typically built outside of city centers and feature helipads to ensure smooth landings for helicopters. Here in the US, however, many hospital centers are located right in the heart of major cities. That's a huge hurdle. Even if the FBI crew reaches the scene in a reasonable amount of time (which feels like an eternity to the victim), they still have to fight through massive traffic jams. Honestly, sirens and flashing lights don't always cut it when the gridlock is that bad.

Once the FBI crew arrives, if there are multiple casualties, the doctor has to perform a quick assessment to prioritize care. They need to figure out who is in the most critical condition and needs immediate attention, versus who is less severely injured and can wait a moment.

To ensure fast and systematic assessment of an injured person, the American College of Surgeons has recommended a primary, rapid orientation method for initial contact. This ABCDE system has been adopted by medical institutions throughout the US and Europe:

A - Airway (checking the airway)
B - Breathing (respiration)
C - Circulation (blood flow)
D - Disability (neurological status)
E - Exposure (exposing the patient for a full body exam)
Airway
Airway — First, you check if the airway is clear. A patent airway is the absolute prerequisite for starting any treatment. If the patient is conscious and speaking clearly, it's a good sign the airway is open. However, for patients who are unconscious or in a coma, endotracheal intubation is mandatory (inserting a tube through the larynx between the vocal cords and connecting it to an Ambu bag and mask for ventilation).

Just breathing. Honestly, sometimes that’s the whole job. It sounds simple, right? But when life gets loud, just remembering to take a breath is everything.
When you're dealing with a pneumothorax—basically, air trapped in the space around your lungs—you’ll notice that breathing on the affected side becomes incredibly shallow or disappears entirely.
When checking breathing, you’re looking at more than just whether someone is inhaling. You have to see if they’re actually breathing at all, or if the injury has stopped it entirely. It's also about the quality—is it effortless, or are they struggling for every single breath? One thing to watch out for is paradoxical breathing. That’s when a specific section of the chest wall moves in the opposite direction of the rest of the torso. Usually, that’s a telltale sign of broken ribs. By simply listening to how someone breathes, you can get a pretty good idea of what's happening with the lungs and the pleura. For instance, if there's a pneumothorax—basically air trapped in the pleural space—you might find that breathing is either incredibly weak or completely absent on the affected side.

I’m just checking in on the circulation for this one. Any updates?
When we start looking at circulation, most people immediately jump to a few specific areas:

Dealing with heavy external bleeding caused by ruptured blood vessels can be pretty terrifying. It’s one of those situations where you really need to know how to step up and take control immediately.
Think about how much work your heart actually does. It’s basically the ultimate pump, constantly pushing life through your entire system without ever taking a break. When you look at it that way, the sheer efficiency required to keep everything running smoothly is pretty mind-blowing.
When we're talking about blood volume, hypovolemia, and how deep someone is into shock, things get pretty serious, pretty fast. It’s all about that delicate balance between what's in the pipes and what the body actually needs to stay upright.
When you're dealing with external bleeding, the standard move is to apply a compression bandage just above the wound. But you have to get it right—if the pressure isn't exactly where it needs to be, you're looking at the bleeding starting all over again. A little trick I've learned to prevent that is to wrap a first bandage, place a small stone or a firm object over the site, and then wrap a second bandage right over it. That extra bit of concentrated pressure helps keep everything sealed up. While you're working, don't forget to keep an eye on the vitals. You really need to check their blood pressure, pulse, and rhythm. I also always check the neck veins. It’s a quick way to tell what's happening inside: if someone is losing a lot of blood, those veins will look flat or empty, but if they're dealing with heart failure, the veins will actually bulge. If you're seeing heavy bleeding, watch out for signs of shock—the person might be sweating profusely, have a very weak or unmeasurable blood pressure, and a racing pulse.

He’s losing control of his sphincters, which means he's becoming incontinent. You really have to catch this kind of thing early and treat it right—otherwise, we're looking at a potentially fatal situation. We need to get an IV started immediately and hook him up to fluids.

Cardiac arrest is one of those things that sounds like it belongs in a medical drama, but it’s terrifyingly real. It’s not quite the same thing as a heart attack—though people mix them up all the time—but it’s just as critical. Basically, the heart just stops pumping. Everything goes quiet, and you have to act fast. It's scary stuff, but knowing what to look for can make a massive difference.
If someone's injured, has no pulse near the major arteries, and their blood pressure has bottomed out, they’re in cardiac arrest. You have to jump straight into CPR immediately. It’s all about that 30:2 ratio—you do 30 chest compressions on the sternum followed by two breaths. Speed is everything here, so don't hesitate!

Tension pneumothorax. It’s one of those medical emergencies that sounds intense because it is. Basically, air gets trapped in the chest cavity and just keeps building up, creating massive pressure that starts crushing the lungs and pushing everything else out of place. It's a serious situation that needs immediate attention.
If you see a patient struggling to breathe, with distended neck veins and blue-tinted skin, pay attention. If their breathing sounds muffled on one side of the chest, you’re likely looking at a tension pneumothorax. This is a massive emergency. You need to drain that pressure immediately by inserting a large-bore needle into the second intercostal space along the midclavicular line. Seriously, if you don't act fast, cardiac arrest and death can happen in a heartbeat.

Disability.
Over in Europe, they tend to rely on the Glasgow Coma Scale to track how much consciousness a patient has regained.
When you're doing that first neurological checkup for a disability assessment, getting an orientation on the patient's status is huge. Here in the States, we rely heavily on the Glasgow Coma Scale (GCS) to track consciousness levels. Basically, if someone is in a coma, they aren't opening their eyes, speaking clearly, or following commands. We measure three specific areas—eye movement, speech, and motor skills—on a scale that tops out at 15 points. It helps us categorize the situation: anything from 13 to 15 is considered a mild injury, 9 to 12 is moderate, and anything 8 or below is a severe case.

Head trauma.
When you're dealing with head injuries, things can take a turn for the worse incredibly fast. A patient might seem totally stable at first, but that can be deceiving. You have to stay on high alert because alcohol or drugs can easily mask how serious a situation actually is. One of the biggest red flags is sudden drowsiness. It’s easy to miss, especially since there might not even be a visible wound on their head. Their level of consciousness can drop significantly as time passes. Even someone who just suffered a concussion might seem a little out of it or disoriented. They often won't remember the trauma itself—whether it was a car accident or whatever else happened right before the impact. I’ve seen patients ask ten different times where they are or how they ended up in the back of an FBI ambulance, having no clue what just went down.

Exposure.
Exposure — This phase is all about doing a full-body sweep. You need to check every single area, from front to back, to make sure nothing gets missed. Once you’ve gotten your bearings and finished the initial assessment, focus on the main issue: which injury is actually the biggest threat to their life? When it comes to moving someone, remember that the specific injury dictates everything. It determines how you carry them and sets the stage for the medical care that starts right there on the scene.

Preventative Measures
It’s honestly wild how countries that allow a 0.08% BAC limit end up with way fewer accidents than we do here in the States.
The current approach just isn't cutting it. If you ask me, the real reason accidents are spiking is pretty obvious: people are ignoring traffic laws, driving drunk, speeding, or just don't have enough experience behind the wheel. Maybe the fix is making defensive driving a mandatory part of driver's ed and the actual licensing exam. It's clear now that the zero-tolerance laws haven't solved the problem. We're still seeing way too many drunk drivers causing chaos on the road. And again, it's such a head-scratcher that places with a 0.08% limit manage to stay much safer than we do.

So, we need a two-pronged attack: better education for young drivers and much harsher penalties for those who refuse to play by the rules. Any drunk driver getting behind the wheel is a walking time bomb for everyone else on the road. They should be pulled off the street immediately and lose their license for good.