What a Rainy Sunday in Philadelphia Taught Me About Memorial Day

I wasn't planning on writing this piece. On a rainy Sunday afternoon, looking for somewhere to go, my partner and I decided to check out the opened Pennsylvania Hospital Museum here in Philadelphia. The museum celebrates many of the medical firsts in this country, and with the nation's 250th anniversary approaching, it felt like the right time to see it. I wasn't expecting my Memorial Day weekend to turn into a history rabbit hole. I wasn't planning on standing in an 18th century operating suite the day before Memorial Day, in the actual room where 124 Civil War soldiers were treated, where the floors once ran with enough blood that surgeons covered them in sawdust. I could have joined thousands of Americans pounding beers on a beach. Instead I grabbed my favorite spot on the couch, poured a vodka soda, opened the laptop, and went to work. I went to a museum on a rainy Sunday. I came home with this.

I Wasn't Planning on Writing This

If you ever watched The Knick on Cinemax, you have some sense of what early American medicine looked like. The brutality of it. Surgery without sterile technique, without reliable anesthesia, without any real understanding of why patients lived or died. Surgeons operating in frock coats stained from previous patients, confident in techniques that were killing the people they were trying to save. It is a difficult show to watch precisely because it is not far from the truth.

I had been rewatching it recently. Then on a rainy Sunday afternoon, looking for somewhere to go, my partner and I decided to check out the newly opened Pennsylvania Hospital Museum here in Philadelphia.

I wasn't expecting my Memorial Day weekend to turn into a history rabbit hole.

I came home and spent the rest of the day going down genealogy and history sites, pulling up case studies, mortality numbers, and research papers. But somewhere in between the data I started finding the people. Soldiers with names and hometowns. Surgeons with families and careers that existed before the war found them. Officers who had children who never saw them come home. The numbers in the research are real but they are built out of individuals, and spending an afternoon with both at the same time has a way of making that impossible to ignore.

I wasn't planning on making the connection that hit me standing in that operating suite: that the men and women we were going to honor the next morning, the ones who didn't come home, had changed the lives of every single person in that museum whether any of them realized it or not. Not through monuments or ceremonies. Through the medicine that saves civilian lives every day in emergency rooms and on highway medians and in schools across this country.

The Room Where It Started

The operating suite at Pennsylvania Hospital has not forgotten what it was used for.

During the Civil War, 124 soldiers were treated within those walls. The floors were covered in sawdust to absorb the blood. They aren't anymore. But standing in that room the day before Memorial Day, it wasn't hard to imagine what they looked like.

The primary surgical instrument for a traumatic extremity wound was a bone saw. Anesthesia, when available at all, meant chloroform or ether administered by someone holding a rag over your face. When it was not available, it meant nothing. Surgeons worked as fast as they could because speed was the only mercy they had to offer.

I tried to reconcile what happened on those floors with what a combat medic carries today. REBOA (resuscitative endovascular balloon occlusion of the aorta), a catheter-based intervention that can temporarily control non-compressible hemorrhage in the field. Freeze-dried plasma. Tranexamic acid, an antifibrinolytic that reduces traumatic coagulopathy, now carried prehospital. Ketamine for pain management that is titratable, controllable, and does not compromise airway reflexes. Hemostatic dressings impregnated with compounds that accelerate clotting on contact.

The distance between those floors and a combat medic administering REBOA in a forward operating environment is not just technological. It is a distance measured in the people who did not survive long enough to benefit from what their suffering taught us.

Pain management alone tells the whole story. In that operating room in Philadelphia, pain was not managed. It was endured, or it was mercifully brief because the patient lost consciousness. The surgeons did not lack compassion. They lacked options. Every level of pain management that exists today, from field-administered opioids to regional nerve blocks to the ketamine protocols now standard in TCCC, was developed in response to the recognition that suffering itself is a physiological insult that affects survival outcomes.

We did not arrive at modern trauma care through innovation alone. We arrived through loss, documentation, and the refusal to accept that the way things were done yesterday was the best that could be done tomorrow. The sawdust is gone. The debt is not.

Philadelphia Has Been Here Before

The Pennsylvania Hospital, founded in 1751, is the oldest hospital in the United States. The WWI surgical belt in the museum's collection belonged to Dr. Adolph Walkling, Assistant Surgeon to the Pennsylvania Hospital. It is a canvas belt with multiple pouches, worn on the body, designed to keep critical supplies accessible under pressure. His name is still marked on it.

Look at that belt and then look at a modern operator's kit. The philosophy is identical. Keep what you need close. Keep it organized. Be able to access it without thinking.

A hundred years of refinement and the core concept has not moved.

What the Civil War Taught Us

The Civil War killed somewhere between 620,000 and 750,000 Americans, depending on which modern estimate you use. Two thirds of those deaths were from disease. The remaining third generated the first systematic dataset American medicine ever had on traumatic injury at scale.

Union soldiers alone sustained approximately 174,000 gunshot wounds to the extremities. Of those, nearly 30,000 required amputation. Three out of every four surgeries performed during the entire war were amputations, totaling close to 60,000 operations. Union surgeons treated more than 400,000 wounded men overall and performed at least 40,000 operations under conditions most of us cannot imagine.

The mortality data told a clear story about time. The mortality rate for primary amputation, surgery performed close to the time of injury, was 26 percent. The mortality rate for secondary amputation, surgery delayed, was 52 percent. That single comparison is the entire argument for forward surgical care compressed into two numbers. Getting care closer to the point of injury saved lives. Waiting doubled the death rate.

Surgeons working in field hospitals under fire documented this. They kept records with hands stained from multiple patients, without antibiotics, without sterile technique, without the germ theory of disease. They did not know why what they were observing was true. They recorded it anyway.

That documentation, compiled into the Medical and Surgical History of the War of the Rebellion under Surgeon General Joseph K. Barnes and published between 1870 and 1888, became the foundation on which American military medicine was built. It remained a model for other countries for decades.

What the World Wars Built

WWI formalized what the Civil War had discovered. Forward surgical care became doctrine. Blood typing and transfusion protocols matured under combat pressure. Mobile surgical units pushed operating capability closer to the point of injury. Splinting, developed and refined in WWI, reduced the mortality rate for femoral fractures from 80 percent to 20 percent. The understanding that time between injury and care is itself a medical variable moved from field observation to institutional framework.

WWII built the infrastructure. Mobile Army Surgical Hospitals brought surgical capability into the field. The femoral nail used in orthopedic surgery today traces directly to WWII development. The principles of triage, evacuation priority, and staged care were refined through the scale of casualties that only a world war produces.

The Helicopter: What MASH Taught Us and What It Left Out

For many Americans, the mental image of the Korean War medevac helicopter comes not from history books but from a television show.

MASH ran from 1972 to 1983. Eleven seasons. The war it depicted lasted three years. The H-13 Sioux helicopter in the opening title sequence, ferrying wounded to a forward surgical unit, became one of the most recognizable images in American television history. A generation grew up watching it and came away with the impression that helicopter evacuation was a defining and pervasive feature of the Korean War.

The reality was more complicated, and understanding that complexity makes the actual story more impressive, not less.

The first dedicated Army aerial medevac missions flew on January 3, 1951, six months into the war, piloted by 1st Lt. Willis G. Shawn and 1st Lt. Joseph L. Bowler. The aircraft was the Bell H-13 Sioux, a fragile two-seat helicopter with no radio in early models, no instrument lighting, and no ability to operate in bad weather. Pilots flew medevac missions at night anyway, holding flashlights between their knees to read their instruments. Early detachments operated with as few as 11 helicopters, each carrying no more than two patients at a time, plagued by fuel and parts shortages.

Researchers reviewing original source documents from the National Archives and Military History Institute have noted that Korean War medevac helicopters entered the conflict late, were scarce, and faced significant operational and mechanical constraints. Their measurable statistical impact on overall casualty numbers was limited. But they proved the concept under the hardest possible conditions.

The Eighth Army surgeon estimated that of 750 critically wounded soldiers evacuated on a single day in February 1951, half would have died if only ground transportation had been available. Over the course of the war, more than 21,000 casualties were transported by helicopter to forward surgical units. The fatality rate for seriously wounded soldiers dropped from 4.5 percent in WWII to 2.5 percent in Korea, attributed to the combination of the MASH unit and the aeromedical evacuation system working together.

MASH captured something real even if it compressed and dramatized the history. The helicopter did change what was possible. Korea proved it could be done. Vietnam proved it could be done at scale. The DUSTOFF squadrons flew UH-1 Hueys capable of carrying multiple casualties with medical personnel treating them en route. The mortality rate for wounded soldiers who reached surgical care alive in Vietnam was the lowest of any conflict in American history to that point.

That model did not stay in the military. The civilian helicopter EMS system in the United States grew directly from what was learned in Korea and Vietnam. The protocols, the triage frameworks, the understanding of what can and cannot wait during transport: all of it traces back to those missions. Today, flight crews respond to highway accidents and cardiac events using a system of care designed and proven under fire before it ever reached a civilian hospital.

The next time a helicopter lands on a highway median in this country, that lineage is present. Most people watching it land have no idea where it came from.

Vietnam: The Golden Hour and the Number That Built a Doctrine

Vietnam gave us the golden hour.

Dr. R Adams Cowley, drawing on combat casualty data and his work at the University of Maryland, developed the concept that a trauma patient's survival odds drop significantly without definitive care within sixty minutes of injury. That concept reshaped civilian trauma systems entirely. It is why trauma centers exist in the configuration they do today. It is why a car accident victim in Philadelphia gets transported the way they do right now.

But Vietnam gave us something else. A number that should not be forgotten.

More than 2,500 U.S. personnel died from extremity hemorrhage alone during the Vietnam conflict. Limb wounds. Survivable injuries. Deaths that occurred not because the medicine did not exist but because the doctrine was not where it needed to be.

During that war, when tourniquet use was inconsistent and often discouraged, approximately 9 percent of all battlefield casualties died from isolated limb exsanguination. That percentage became a baseline against which everything that followed would be measured.

That number drove research. That research eventually produced TCCC.

Dr. Frank Butler and colleagues at the Naval Special Warfare Command began analyzing the causes of preventable death in combat in the early 1990s. The data traced back through Vietnam and forward through more recent conflicts. The conclusion was consistent: most preventable combat deaths fell into a small number of categories, and extremity hemorrhage was at the top of the list. TCCC was built specifically to address that. It established a framework for care under fire, care during evacuation, and care at the point of injury. It rehabilitated the tourniquet. It standardized hemorrhage control as a primary intervention rather than an afterthought.

More than 2,500 people died before that framework existed. Their deaths are part of why it does.

The Data That Changed Everything

The research that reversed tourniquet doctrine came from one surgeon working at a combat support hospital in Baghdad.

Col. John F. Kragh Jr., an orthopedic surgeon at the U.S. Army Institute of Surgical Research, conducted a prospective study over seven months in 2006 at Ibn Sina Hospital. What he found was unambiguous and it ended the debate.

Among 2,838 injured casualties admitted with major limb trauma, 232 received tourniquets. The overall survival rate for those patients was 87 percent. For the five casualties who were indicated for a tourniquet but did not receive one, the survival rate was zero percent.

Every minute in that data represents a person.

Scenario	Survival Rate	Notes
Tourniquet before onset of shock	90%	Prehospital, early application
Tourniquet after onset of shock	10%	Delayed application
Prehospital tourniquet application	89%	11% mortality
Emergency department application	76%	24% mortality
Indicated for tourniquet, none applied	0%	5 casualties, zero survivors
Overall pooled survival (499 patients)	87%	Consistent across both study periods

The morbidity data was equally important for reversing decades of resistance. Of 232 patients with 428 tourniquets applied across 309 injured limbs, only four patients sustained transient nerve palsy at the tourniquet level. No limb loss was attributable to tourniquet use. The fear that had driven the last resort doctrine for decades was not supported by the evidence.

The conflict-by-conflict numbers

Conflict	Deaths from Isolated Limb Exsanguination	Context
Vietnam	9% of casualties	Tourniquet use inconsistent, often discouraged
Somalia	7% of casualties	Tourniquet use more common than Vietnam
Iraq / Afghanistan (early)	2% of casualties	TCCC in place, tourniquets issued to every soldier

When extrapolated across all U.S. casualties in Iraq and Afghanistan to that point, the estimate was that well over 1,000 service members' lives had been saved by tourniquets by 2008 alone.

That decline from 9 percent to 2 percent is not a statistic. It is the names of people who came home.

The CAT tourniquet now taught in every Stop the Bleed class, carried in every IFAK, issued to every soldier, is a direct product of that data. The doctrine changed because the numbers demanded it. And the numbers existed because people died before the doctrine caught up.

What Combat Medicine Did for the Rest of Us

The knowledge purchased on those battlefields did not stay there.

Severe bleeding accounts for more than 35 percent of prehospital deaths and nearly 40 percent of deaths within the first 24 hours of injury in the civilian world. It is the leading cause of death for Americans between the ages of 1 and 46. The tools and protocols developed to address hemorrhage on the battlefield are now the primary framework for addressing it everywhere else.

The National Academies of Sciences has estimated that as many as one in five deaths from traumatic injuries in the civilian sector may be preventable with optimal trauma care, equating to 200,000 to 300,000 lives that could be saved over a ten-year period if military trauma innovations were fully translated into civilian systems.

That translation is already underway and has been for decades.

In 2004, 28 people died of hemorrhage from extremity wounds in Iraq and Afghanistan. Once widespread tourniquet use was accepted that same year, the number who died from hemorrhage dropped to three in a single year. That same shift in doctrine moved into civilian trauma protocols, into Stop the Bleed training, into the kits carried by school resource officers, into the bleeding control stations mounted on walls in schools and offices and concert venues across this country.

Splinting refined in WWI reduced mortality from femoral fractures from 80 percent to 20 percent. The femoral nail used in orthopedic surgery today traces directly to WWII development. The helicopter EMS system that lands on highway medians. The trauma center activation protocols that begin before the ambulance arrives. The tourniquet in the first aid kit at your child's school.

All of it has a combat origin. All of it was paid for by someone who went to war and did not come home the same, or did not come home at all.

The Table We Set, and What It Means Today

Also on that Sunday, before we left the museum, we photographed the Missing Man Table in the lobby. A place set for one. A chair that will not be filled.

Every item on that table carries meaning. The inverted glass. The bitter lemon. The empty chair. The salt that represents the tears of the families still waiting.

That table and those artifacts are in the same building for a reason.

The men and women remembered at that table are not abstractions. They are connected, in a direct and unbroken line, to every civilian life saved by a tourniquet today. To every trauma patient who survived because a helicopter got there in time. To every bystander who packed a wound correctly because they took a Stop the Bleed class in a firehouse on a Tuesday night. To every child who walked out of a mass casualty event because someone nearby had been trained.

The empty chair represents someone who did not come home. But the knowledge their death contributed to is still saving lives. Right now. Today. In emergency rooms and on highway medians and in the hands of people who will never know where the skills they used came from or what they cost.

More than 2,500 people died of survivable limb wounds in Vietnam before the doctrine caught up. The Civil War surgeons kept records they did not fully understand, building a foundation they would never see completed. The Korean War pilots held flashlights between their knees in the dark so that a concept could survive long enough to become a system. Col. Kragh sat in Baghdad and counted the difference between those who got a tourniquet and those who did not.

Every one of them is part of why we are here and why this work matters.

I stood in the room where 124 soldiers were treated on floors once covered in sawdust and I thought about all of it. About how far we have come and what it cost to get here. About the fact that the oldest hospital in America and the newest TCCC curriculum are part of the same unbroken story.

The 1917 individual dressing packet in that museum case was someone's entire capability in a crisis. Gauze, a bandage, and an applicator. More than a century later the idea is the same: get capable people close to the point of injury with the right tools and the knowledge to use them. The packaging has changed. The mission has not.

We teach these skills because they work. The evidence base was not built in a classroom. It was built in places most of us will never see, by people most of us will never meet, at a cost none of us should forget. Carrying a kit is not a tactical accessory. It is a continuation of something that started long before any of us were here, paid for by people who deserved to come home and did not. Remember them. And carry it forward.

References

• Medical and Surgical History of the War of the Rebellion, 1861-65. Prepared under the direction of Surgeon General Joseph K. Barnes. Washington: Government Printing Office, 1870-1888.
• Kragh JF Jr, Walters TJ, Baer DG, et al. Practical use of emergency tourniquets to stop bleeding in major limb trauma. J Trauma. 2008;64(2 Suppl):S38-S49.
• Kragh JF Jr, Walters TJ, Baer DG, et al. Survival with emergency tourniquet use to stop bleeding in major limb trauma. Ann Surg. 2009;249(1):1-7.
• Kragh JF Jr, Littrel ML, Jones JA, et al. Battle casualty survival with emergency tourniquet use to stop limb bleeding. J Emerg Med. 2011;41(6):590-597.
• Butler FK, Hagmann J, Butler EG. Tactical combat casualty care in special operations. Mil Med. 1996;161(Suppl):3-16.
• National Academies of Sciences, Engineering, and Medicine. A National Trauma Care System: Integrating Military and Civilian Trauma Systems to Achieve Zero Preventable Deaths After Injury. Washington: National Academies Press, 2016.
• Howard WG. Army medical evacuation doctrine: lessons from Korea. Referenced in: History of Aeromedical Evacuation in the Korean War and Vietnam War. U.S. Army Command and General Staff College.