Crack the CDI Code

06/06/2026

🧠 CASE SCENARIO OF THE DAY

A 42-year-old male presents to the ED with fever, productive cough, weakness, and progressive shortness of breath.

Past Medical History:
• HIV positive
• Noncompliant with antiretroviral therapy for approximately 1 year

ED Findings:
• Temp 102.8°F
• HR 124
• RR 30
• BP 84/46
• SpO₂ 86% on room air

Labs:
• WBC 2.9
• Lactate 5.6
• Creatinine 2.1 (baseline 0.😎
• Procalcitonin 18.4
• CD4 count 123
• HIV Viral Load 875,000 copies/mL

Imaging:
CT Chest shows bilateral diffuse ground-glass infiltrates concerning for opportunistic pneumonia.

Treatment:
• Broad-spectrum IV antibiotics
• Aggressive IV fluid resuscitation
• Vasopressor support
• High-flow nasal cannula oxygen

Provider Documentation:
• Sepsis due to pneumonia
• Acute hypoxic respiratory failure
• Acute kidney injury
• HIV positive
• Noncompliant with HIV medications

Hospital Course:
Infectious Disease documents:
• HIV + with severe immunosuppression
• Suspected opportunistic infection
• Pneumocystis jirovecii pneumonia (PJP/PCP) cannot be ruled out

💥 CDI OPPORTUNITY:

👇 Drop your thoughts before the answer reveal!

06/06/2026

6/5 💥 Case Scenario of the Day: Answer Reveal

This case demonstrates how significant conditions can be clinically present, treated, and monitored, yet never make it into the final provider documentation.

What Was Documented?

✅ Severe Dehydration
✅ Hypovolemic Shock
✅ Acute Gastroenteritis

While these diagnoses are certainly supported, they may not tell the entire clinical story.

Potential Missed Documentation Opportunities

📌 Severe Metabolic Acidosis

* pH 7.09
* Bicarbonate 8
* Compensatory tachypnea (RR 38)
* Serial lab monitoring and aggressive fluid resuscitation

⸻

📌 Metabolic Encephalopathy

* Minimally responsive on arrival
* Difficult to arouse
* Significant alteration in mental status
* Improved as dehydration, shock, and acidosis were treated

The record contains clinical evidence of encephalopathy, but no provider documentation identifying the condition.

⸻

📌 Acute Kidney Injury (if supported by facility criteria and baseline data)

* BUN 62
* Creatinine 1.4
* Severe volume depletion and shock
* watch also for possible ATN

Further review may be warranted to determine whether AKI was present and clinically significant.

⸻

Why This Matters

When only dehydration and hypovolemic shock are documented, the chart may not fully reflect the severity of illness experienced by this child.

The combination of:

* Shock
* Severe metabolic acidosis
* Metabolic Encephalopathy
* Possible AKI

paints a much more complete picture of the patient’s clinical complexity and resource utilization.

🧠 CDI Pearl: Just because a provider documents “mental status improving” doesn’t mean the underlying diagnosis has been captured but does support the query. Always ask yourself:

“What condition is causing the abnormal findings, and has the provider actually documented it?”

Sometimes the biggest CDI opportunities are hiding in plain sight.

06/06/2026

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06/06/2026

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06/05/2026

🧠 Pediatric Case Scenario of the Day

A 6-year-old presents to the ED with 4 days of vomiting and diarrhea, poor oral intake, and increasing lethargy.

ED Findings

* HR: 168
* BP: 68/34
* RR: 38 with deep, rapid respirations
* Temp: 99.8°F
* Cap refill: 5 seconds
* Dry mucous membranes
* Minimally responsive to verbal stimuli

Labs

* Sodium: 150
* Potassium: 3.1
* BUN: 62
* Creatinine: 1.4
* Serum bicarbonate: 8
* pH: 7.09
* Lactate: 5.8

Treatment

* Multiple IV fluid boluses
* PICU admission
* Continuous monitoring
* Electrolyte replacement

Provider Documentation

H&P:

* Severe dehydration
* Hypovolemic shock
* Acute gastroenteritis

Progress Notes:

* “Mental status improving with hydration.”
* “Child initially difficult to arouse.”

CDI Opportunity 🔍

The clinical indicators support additional diagnoses that may be clinically significant and impact severity of illness and risk adjustment.

What documentation opportunities do you see?

👇 Drop your thoughts before the answer reveal!

06/05/2026

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06/05/2026

6/4 🔍 Case Scenario Answer Reveal

Several opportunities exist in this case, but the biggest one is:

🚨 Diabetic Ketoacidosis (DKA)

While the provider documented Type 2 Diabetes with Hyperglycemia, the clinical indicators support review for DKA:

✅ Glucose 612 mg/dL
✅ pH 7.25
✅ Bicarbonate 14 mEq/L
✅ Anion Gap 24
✅ Positive serum ketones
✅ Elevated beta-hydroxybutyrate
✅ Insulin infusion initiated

These findings are consistent with diabetic ketoacidosis rather than uncomplicated hyperglycemia.

Additional Considerations

The patient also has:

✅ Sepsis due to UTI
✅ opportunity to associate AKI with sepsis for severe sepsis
✅ possible Acute metabolic encephalopathy
✅ Acute Kidney Injury

Remember, treatment alone does not establish a diagnosis, but when the clinical indicators, provider documentation, and treatment plan don’t align, further clarification may be warranted.

Why It Matters

Accurate documentation should reflect the true severity of illness and complexity of care provided. Capturing DKA when clinically supported ensures the medical record tells the complete patient story.

💡 CDI Tip: When you see insulin drips, elevated anion gap, ketones, low bicarbonate, and acidemia, don’t stop at “diabetes with hyperglycemia.” Follow the evidence and determine whether a diabetic emergency is present.

How many of you immediately identified the DKA opportunity? 👇

06/04/2026

🧠 Case Scenario of the Day

A 68-year-old patient with a history of Type 2 Diabetes Mellitus presents to the ED with fever, dysuria, weakness, nausea, and confusion.

Vitals/Labs:
🌡 Temp 102.4°F
❤️ HR 122
🫁 RR 30
🩸 BP 92/54
🩺 WBC 18.9

Additional Labs:
Glucose: 612 mg/dL
Bicarbonate: 14 mEq/L
Anion Gap: 24
Beta-Hydroxybutyrate: Elevated
Positive serum ketones
pH: 7.25
Creatinine: 2.1 (baseline 1.0)

Urinalysis positive for infection.

Provider Documentation:

* Sepsis due to UTI
* AKI
* Type 2 Diabetes with Hyperglycemia

Treatment includes:
✅ IV fluids
✅ Broad-spectrum antibiotics
✅ Insulin infusion
✅ Frequent BMP monitoring

💥 CDI Opportunity:

What documentation opportunities would you review?

Are there any diagnoses that may not be fully captured in the medical record?

👇 Drop your thoughts below!