Sepsis

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ID Clinical reference

Sepsis

Sepsis (Sepsis-3): life-threatening organ dysfunction from dysregulated host response to infection (SOFA score ≥2). Sepsis Hour-1 Bundle: blood cultures, lactate, fluids, antibiotics, vasopressors if needed.

sepsis severe sepsis sepsis-3 SIRS systemic inflammatory response
Terms
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ICD-10
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Evidence
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Trials
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Latest evidence

Latest evidence

Core official overview

What this condition is

What is sepsis?Sepsis is your body's overactive and extreme response to an infection. Sepsis is a life-threatening medical emergency. Without quick treatment, it can lead to tissue damage, organ failure, and even death.What causes sepsis?Sepsis happens when an infection you already have triggers a chain reaction throughout your body. Bacterial infections are the most common cause, but other types of infections can a…

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Condition matches & synonyms

Terms

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ICD-10 quick links

Codes

For study support, terminology recognition, and documentation language.

R65.20 Severe sepsis without septic shock R65.21 Severe sepsis with septic shock
Common tests

Tests performed

Blood cultures ×2 (before antibiotics) Lactate (>2 mmol/L = sepsis; >4 = septic shock) CBC BMP Coagulation studies Procalcitonin CRP UA + urine culture CXR ABG
Common medications

Recognize the drug and the class

HOUR-1 Bundle: Cultures → Lactate → IV fluids 30 mL/kg → Broad-spectrum antibiotics (within 1h) IV antibiotics: Piperacillin-Tazobactam + Vancomycin (empiric) Vasopressors: Norepinephrine (MAP goal ≥65) Hydrocortisone 200 mg/day (refractory septic shock)
Related nursing diagnoses

NANDA diagnoses & care plans

Use these direct links to open nursing diagnoses and care-plan support related to Sepsis.

Decreased Cardiac Output Ineffective Tissue Perfusion Hyperthermia Anxiety Risk for Organ Failure
Official education links

Plain-language study support

Useful for plain-language reinforcement and quick review.

Sepsis What is sepsis?Sepsis is your body's overactive and extreme response to an infection. Sepsis is a life-threatening medical emergency. Without quick treatment, it can lead to tissue damage, organ failure, and even death.What causes sepsis?Sepsis happens when an infection you already have triggers a chain reaction throughout your body. Bacterial infections are the most common cause, but other types of infections can a… Endocarditis What is endocarditis?Endocarditis is sometimes called infective endocarditis. It's a rare but life-threatening inflammation of the lining inside your heart's chambers and valves (the endocardium).Endocarditis is usually caused by germs that get into your bloodstream and travel to your heart. Once they get inside your heart, the germs can attach to the lining or get trapped in the valves. They start to grow, causing… Pneumococcal Infections Pneumococci are a type of streptococcus bacteria. The bacteria spread through contact with people who are ill or by healthy people who carry the bacteria in the back of their nose. Pneumococcal infections can be mild or severe. The most common types of infections are:Ear infectionsSinus infectionsPneumoniaSepsisMeningitisHow the diagnosis is made depends upon where the infection is. Your doctor will do a physical ex… Bacterial Infections What are bacteria?Bacteria are tiny organisms (living things) that have only one cell. Under a microscope, they look like balls, rods, or spirals. They can be found almost everywhere on Earth. There are lots of bacteria in and on your body. In fact, your body has about 10 times more bacteria cells than human cells.There are many different types of bacteria. Most types don't make you sick. Some types are helpful. For…