Table of Contents
Common Questions
Chat with CodyMD
Cody's Chat with Patient
Cody's AI Summary
Top 3 AI Diagnosis List
Review by Dr Albert DiPiero
Resource Center
Testimonials
Share this Case Study
Meet your host

Albert DiPiero, MD MPH FACP
I am a co-founder and the Chief Medical Officer at CodyMD and your host for this edition of Cody Grand Rounds. I have been a practicing physician and faculty member at medical schools for over 26 years.
About The AI Doctor Case Study
CodyMD is a partnership between Human Doctors and AI Doctors. Cody is an AI Doctor who helps thousands of people every day. At each Cody Grand Rounds, I select a real case and review it with Cody, the AI Doctor.
Each case is based on a real patient but has been modified to maintain privacy and to emphasize certain teaching points.
1. What are common causes of nausea and vomiting?
2. What are the symptoms of gastroenteritis?
3. How can food poisoning be treated?
4. What is the most effective way to diagnose viral gastroenteritis?
5. When should you seek medical attention for vomiting?
6. What is the most common cause of gastroenteritis in adults?
7. Is gastroenteritis contagious?
Click the button below to initiate a conversation with CodyMD, your AI Doctor.
Below is a conversation transcript between the patient and our AI Doctor CodyMd.
Cody, the AI Doctor
So you want to focus on nausea and vomiting today, is that correct?
Patient
Yes.
Cody, the AI Doctor
Good to meet you! My goal is to provide you with an accurate assessment and plan. Let's talk about your concerns regarding nausea and vomiting. Have you noticed any specific triggers or patterns associated with your nausea and vomiting?
Patient
Vomit for three days straight and can't keep any water or foods down.
Cody, the AI Doctor
Nausea and vomiting for three days straight can lead to dehydration and may require medical attention. Have you been diagnosed by a health professional with any medical conditions?
Patient
No.
Cody, the AI Doctor
It's good to know that you haven't been diagnosed with any underlying medical conditions. In what year were you born?
Patient
1994.
Cody, the AI Doctor
Understanding your age helps me provide more personalized care. What is your sex?
Patient
Female.
Cody, the AI Doctor
How did your nausea and vomiting start? Did it start suddenly or gradually?
Patient
Gradually.
Cody, the AI Doctor
Gradually could be indicative of a chronic condition. On a scale of 1 to 10, with 1 being no problem and 10 being very severe, how would you rate the severity of your nausea and vomiting?
Patient
7 out of 10.
Cody, the AI Doctor
Do you have any other symptoms?
Patient
Diarrhea as well.
Cody, the AI Doctor
Is there any chance you are pregnant?
Patient
No, I have an IUD, and I just checked with a home test, negative.
Cody, the AI Doctor
Is there any blood in the vomit or diarrhea?
Patient
None at all.
Cody, the AI Doctor
Do you have any stomach pain?
Patient
I have some cramping when I throw up or have diarrhea.
Cody, the AI Doctor
Do you drink alcohol or use any illicit drugs?
Patient
I have beer socially a few times per month. No drugs.
Based on the information and conversations with Cody, we have prepared a top 3 AI Diagnosis List.
1. Gastroenteritis(60% probability)
Inflammation of the stomach and intestines causing symptoms like nausea, vomiting, and diarrhea.
2. Food poisoning(25% probability)
Illness caused by consuming contaminated food or water, leading to symptoms such as nausea, vomiting, and diarrhea.
3. Viral gastroenteritis(15% probability)
Infection of the intestines caused by a virus, resulting in symptoms like nausea, vomiting, and diarrhea.

Dr. Albert DiPiero
Upon reviewing the history and differential diagnosis provided by Cody, the AI Doctor, several critical points emerge. The primary concern when dealing with nausea, vomiting, and diarrhea over three consecutive days is the risk of dehydration, which can escalate quickly, especially if the patient is unable to retain any fluids or food. Let me analyze each of the potential diagnoses in more detail.
1. Viral Gastroenteritis(75% probability)
Viral gastroenteritis, often known as the stomach flu, is a leading cause of gastrointestinal distress globally. It’s typically caused by noroviruses, rotaviruses, adenoviruses, or astroviruses. The gradual progression of symptoms fits with viral gastroenteritis, as does the combination of nausea, vomiting, and diarrhea.
2. Food Poisoning(20% probability)
Food poisoning typically presents suddenly after the ingestion of contaminated food or beverages. Symptoms such as severe cramps, diarrhea, nausea, and vomiting characterize this condition. While food poisoning is a possibility, given that it can present with intense symptoms, the patient's gradual onset of symptoms makes this diagnosis less likely.
3. Bacterial Gastroenteritis(5% probability)
While bacterial gastroenteritis wasn't initially listed in Cody's Top 3, it's essential to discuss its potential. Bacterial causes like Campylobacter, Shigella, or Clostridium difficile can present similarly but often with more severe symptoms, including fever and bloody stools. Unlike viral gastroenteritis, bacterial infections might require antibiotic treatment. Considering the patient’s symptom severity and duration, a bacterial etiology should be considered, though I think it is much lower on the list.
Next Steps for Evaluation
Additional history details such as recent travel, food intake, and contact with others experiencing similar symptoms would aid in diagnosis.
Laboratory tests, such as stool cultures, can pinpoint bacterial sources of infection, while viral panels may identify viral gastroenteritis.
Blood tests can assess dehydration levels and electrolyte imbalances.
Potential Treatment Modalities
Initial management includes fluid replacement, either orally or intravenously if severe dehydration is present.
Anti-nausea medications and antidiarrheals may be beneficial.
If bacterial gastroenteritis is confirmed, antibiotics may be necessary.
Viral gastroenteritis can be managed at home with supportive care. Here are some self-care options including dietary recommendations:
Oral Rehydration Solutions (ORS): These are specially formulated solutions available over-the-counter that help replenish lost electrolytes and fluids.
Clear Fluids: Drink plenty of clear fluids such as water, broth, or rehydration drinks like Pedialyte.
Avoid Dehydrating Drinks: Stay away from alcohol, caffeine, and sugary drinks, which can exacerbate dehydration.
Small, Frequent Sips: If you’re vomiting, take small sips of liquids frequently rather than large amounts at once.
BRAT Diet:
Bananas: Easily digestible and rich in potassium.
Rice: A bland, starchy food that can help solidify stools.
Applesauce: Provides easily digestible sugars and pectin.
Toast: A mild, easy-to-digest carbohydrate.
Plain Crackers and Dry Cereals: Easy on the stomach and can help absorb stomach acids.
Boiled Potatoes: Plain boiled potatoes are gentle on the stomach.
Probiotics: Yogurt with live bacterial cultures or probiotic supplements may help restore natural gut flora.
Ginger or Chamomile Tea: These can help soothe an upset stomach and are hydrating.
Nausea & Vomiting Resources
Related Articles
Related Articles
Directions provided by Cody with every chat helped to proceed effortlessly.
TrustPilot Review
Dr Cody spot on, better than most Human Drs. Also far more pleasant. Try him, he could better help you understand your issues. He will give you good info for your Drs visit as well.
TrustPilot Review
It gave me the best response possible and suggested simple self care treatment options which I'm in favor with. It has a to the point interface and brief answer for better understanding.
TrustPilot Review
Humans Served
Table of Contents
Common Questions
Chat with CodyMD
Cody's Chat with Patient
Cody's AI Summary
Top 3 AI Diagnosis List
Review by Dr Albert DiPiero
Resource Center
Testimonials
Share this Case Study
Meet your host

Albert DiPiero, MD MPH FACP
I am a co-founder and the Chief Medical Officer at CodyMD and your host for this edition of Cody Grand Rounds. I have been a practicing physician and faculty member at medical schools for over 26 years.
About The AI Doctor Case Study
CodyMD is a partnership between Human Doctors and AI Doctors. Cody is an AI Doctor who helps thousands of people every day. At each Cody Grand Rounds, I select a real case and review it with Cody, the AI Doctor.
Each case is based on a real patient but has been modified to maintain privacy and to emphasize certain teaching points.
1. What are common causes of nausea and vomiting?
2. What are the symptoms of gastroenteritis?
3. How can food poisoning be treated?
4. What is the most effective way to diagnose viral gastroenteritis?
5. When should you seek medical attention for vomiting?
6. What is the most common cause of gastroenteritis in adults?
7. Is gastroenteritis contagious?
Click the button below to initiate a conversation with CodyMD, your AI Doctor.
Below is a conversation transcript between the patient and our AI Doctor CodyMd.
Cody, the AI Doctor
So you want to focus on nausea and vomiting today, is that correct?
Patient
Yes.
Cody, the AI Doctor
Good to meet you! My goal is to provide you with an accurate assessment and plan. Let's talk about your concerns regarding nausea and vomiting. Have you noticed any specific triggers or patterns associated with your nausea and vomiting?
Patient
Vomit for three days straight and can't keep any water or foods down.
Cody, the AI Doctor
Nausea and vomiting for three days straight can lead to dehydration and may require medical attention. Have you been diagnosed by a health professional with any medical conditions?
Patient
No.
Cody, the AI Doctor
It's good to know that you haven't been diagnosed with any underlying medical conditions. In what year were you born?
Patient
1994.
Cody, the AI Doctor
Understanding your age helps me provide more personalized care. What is your sex?
Patient
Female.
Cody, the AI Doctor
How did your nausea and vomiting start? Did it start suddenly or gradually?
Patient
Gradually.
Cody, the AI Doctor
Gradually could be indicative of a chronic condition. On a scale of 1 to 10, with 1 being no problem and 10 being very severe, how would you rate the severity of your nausea and vomiting?
Patient
7 out of 10.
Cody, the AI Doctor
Do you have any other symptoms?
Patient
Diarrhea as well.
Cody, the AI Doctor
Is there any chance you are pregnant?
Patient
No, I have an IUD, and I just checked with a home test, negative.
Cody, the AI Doctor
Is there any blood in the vomit or diarrhea?
Patient
None at all.
Cody, the AI Doctor
Do you have any stomach pain?
Patient
I have some cramping when I throw up or have diarrhea.
Cody, the AI Doctor
Do you drink alcohol or use any illicit drugs?
Patient
I have beer socially a few times per month. No drugs.
Based on the information and conversations with Cody, we have prepared a top 3 AI Diagnosis List.
1. Gastroenteritis(60% probability)
Inflammation of the stomach and intestines causing symptoms like nausea, vomiting, and diarrhea.
2. Food poisoning(25% probability)
Illness caused by consuming contaminated food or water, leading to symptoms such as nausea, vomiting, and diarrhea.
3. Viral gastroenteritis(15% probability)
Infection of the intestines caused by a virus, resulting in symptoms like nausea, vomiting, and diarrhea.

Dr. Albert DiPiero
Upon reviewing the history and differential diagnosis provided by Cody, the AI Doctor, several critical points emerge. The primary concern when dealing with nausea, vomiting, and diarrhea over three consecutive days is the risk of dehydration, which can escalate quickly, especially if the patient is unable to retain any fluids or food. Let me analyze each of the potential diagnoses in more detail.
1. Viral Gastroenteritis(75% probability)
Viral gastroenteritis, often known as the stomach flu, is a leading cause of gastrointestinal distress globally. It’s typically caused by noroviruses, rotaviruses, adenoviruses, or astroviruses. The gradual progression of symptoms fits with viral gastroenteritis, as does the combination of nausea, vomiting, and diarrhea.
2. Food Poisoning(20% probability)
Food poisoning typically presents suddenly after the ingestion of contaminated food or beverages. Symptoms such as severe cramps, diarrhea, nausea, and vomiting characterize this condition. While food poisoning is a possibility, given that it can present with intense symptoms, the patient's gradual onset of symptoms makes this diagnosis less likely.
3. Bacterial Gastroenteritis(5% probability)
While bacterial gastroenteritis wasn't initially listed in Cody's Top 3, it's essential to discuss its potential. Bacterial causes like Campylobacter, Shigella, or Clostridium difficile can present similarly but often with more severe symptoms, including fever and bloody stools. Unlike viral gastroenteritis, bacterial infections might require antibiotic treatment. Considering the patient’s symptom severity and duration, a bacterial etiology should be considered, though I think it is much lower on the list.
Next Steps for Evaluation
Additional history details such as recent travel, food intake, and contact with others experiencing similar symptoms would aid in diagnosis.
Laboratory tests, such as stool cultures, can pinpoint bacterial sources of infection, while viral panels may identify viral gastroenteritis.
Blood tests can assess dehydration levels and electrolyte imbalances.
Potential Treatment Modalities
Initial management includes fluid replacement, either orally or intravenously if severe dehydration is present.
Anti-nausea medications and antidiarrheals may be beneficial.
If bacterial gastroenteritis is confirmed, antibiotics may be necessary.
Viral gastroenteritis can be managed at home with supportive care. Here are some self-care options including dietary recommendations:
Oral Rehydration Solutions (ORS): These are specially formulated solutions available over-the-counter that help replenish lost electrolytes and fluids.
Clear Fluids: Drink plenty of clear fluids such as water, broth, or rehydration drinks like Pedialyte.
Avoid Dehydrating Drinks: Stay away from alcohol, caffeine, and sugary drinks, which can exacerbate dehydration.
Small, Frequent Sips: If you’re vomiting, take small sips of liquids frequently rather than large amounts at once.
BRAT Diet:
Bananas: Easily digestible and rich in potassium.
Rice: A bland, starchy food that can help solidify stools.
Applesauce: Provides easily digestible sugars and pectin.
Toast: A mild, easy-to-digest carbohydrate.
Plain Crackers and Dry Cereals: Easy on the stomach and can help absorb stomach acids.
Boiled Potatoes: Plain boiled potatoes are gentle on the stomach.
Probiotics: Yogurt with live bacterial cultures or probiotic supplements may help restore natural gut flora.
Ginger or Chamomile Tea: These can help soothe an upset stomach and are hydrating.
Nausea & Vomiting Resources
Related Articles
Related Articles
Directions provided by Cody with every chat helped to proceed effortlessly.
TrustPilot Review
Dr Cody spot on, better than most Human Drs. Also far more pleasant. Try him, he could better help you understand your issues. He will give you good info for your Drs visit as well.
TrustPilot Review
It gave me the best response possible and suggested simple self care treatment options which I'm in favor with. It has a to the point interface and brief answer for better understanding.
TrustPilot Review