Quick wins for a faster PC:
Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Repair Windows errors before they cause bigger problemsFix Now →Send a survivor to the Laboratory only when they show a symptom your current symptom list and diagnostic tools cannot identify, and finding out what it is is worth losing that survivor. The test is fatal to the subject, so the Lab is a costly way to gain information, not a safe place to hold someone. A suspicious case that you can still observe belongs in quarantine.
What the Lab is for
The Lab exists to identify an unrecognized symptom. Steam’s “About This Game” description for Quarantine Zone: The Last Check states that the tests are “always fatal to the subject.” That single fact should drive every decision: analysis cannot be undone, and the survivor is gone once the procedure starts.
The fan-maintained Quarantine Zone Wiki (its Lab guide was last updated January 19, 2026) gives two situations where sending someone makes sense: a diagnostic tool shows “???” instead of a result, or a visible sign on a survivor does not match any entry in your symptom list.
Lab, quarantine, or liquidation
Three dispositions compete for the same survivor. They answer different questions, so the choice depends on what you still need to know.
| Option | What it gives you | What it costs | Use it when |
|---|---|---|---|
| Laboratory | A chance to discover an unknown symptom and add it to your list | The survivor dies; the outcome is irreversible | The sign is unrecognized and identifying it is worth a life |
| Quarantine | Observation of a suspicious case over time, as Steam describes it | Time, and the survivor stays in your care | The case is suspicious but you need more evidence rather than a definitive discovery |
| Liquidation | A separate disposition with its own outcome | Not stated in the Steam listing or the Lab guide as a substitute for analysis | Not established as a response to an unfamiliar symptom alone |
A practical decision rule
- Unknown sign and high information value: send to the Lab. The sign is unrecognized, the discovery will help future decisions, and you accept that the subject will not survive.
- Suspicious but still unresolved: quarantine is an available path. Do not treat the Lab as mandatory for every uncertain survivor.
- Known symptom already on your list: the Steam listing and the Lab guide do not establish any benefit from repeating its discovery, so do not send survivors there for it.
How a Lab run works
The steps below follow the fan-maintained guide’s description of the minigame. The Steam listing confirms the fatal consequence and the Lab’s general purpose, but it does not document the controls in detail, so treat the specifics as guide-reported and check them against your current build.
- Identify an unknown symptom on the survivor.
- Choose Lab rather than quarantine or liquidation.
- Wait for the “Ready” prompt before starting. The Lab handles one person at a time.
- Interact with the monitor.
- Navigate to the green target organ. The guide says this target is chosen at random and does not correspond to the actual symptom.
- If yellow or orange organs block the path, clear them.
- Avoid the red protected organs. The guide says two red-organ mistakes fail the experiment.
- Extract the green organ.
- Place the sample and run the analysis. Do not exit with Escape partway through; the guide warns that this can stop the sample from counting.
Rewards and timing
According to the same guide, a successful analysis unlocks the symptom in your list the following day and awards Science Points (RP). The listed values are:
Rank #2
- STRATEGY GAME: Players must work together playing to their characters' strengths as they plan their strategy of eradicating the diseases before they overwhelm North America with ever-increasing outbreaks. A truly cooperative game where you win or lose together.
- COOPERATIVE BOARD GAME: Only through teamwork will you keep the world safe from outbreaks and epidemics. Your team must work together and plan carefully to stem the tide of infection while working toward finding the cures.
- TEAM UP TO FIND A CURE: As members of an elite disease-control unit, you must work together to discover cures to three deadly diseases threatening the continent. Travel from city to city treating cases and preventing outbreaks as you research the cures together.
- LOOKING FOR NEW GAMEPLAY AND ADVENTURES? The Pandemic game line now includes multiple expansions and stand-alone titles. Note: Expansions require Pandemic Base Game to play.
- NUMBER OF PLAYERS AND AVERAGE PLAYTIME: In this shorter and portable version, this easy to learn family and adult board game can be played with 2 to 4 players. The average playtime is 30 minutes.
| Result | Guide-reported RP |
|---|---|
| Discovering a symptom | 25 RP |
| Finishing in under 30 seconds after a discovery (additional) | 10 RP |
| Completing a full symptom chain | 50 RP |
The guide places the Lab’s availability at the first unknown symptom, usually around Days 4–5, and says notifications for new symptoms stop after Day 5. These are guide-reported patterns, not an official guarantee for every progression path, so a particular run may differ.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.What remains unverified
The Steam listing (release date January 12, 2026) and the official site establish the broad premise: you inspect survivors and decide their fate, and the Lab is a fatal test. They do not publish the minigame’s exact controls, reward values, or unlock timing. Those details come from the fan guide and should be checked in-game before you plan a critical run around them.
Rank #3
- EUROPE UNDER THREAT: Face the pandemic head-on in Pandemic Hot Zone Europe. Work together to combat three deadly diseases that loom over the continent, racing against time to find the cures.
- GLOBE-TROTTING MISSION: Travel from city to city, treating local populations, preventing outbreaks, and sharing vital research with your team. Each player's unique abilities are key to executing the perfect team strategy.
- PORTABLE POWERHOUSE: Enjoy the best-selling cooperative game Pandemic in a shorter, more portable version. Ideal for on-the-go gaming and quick adventures.
- HOT ZONE SERIES: This is the second title in the Pandemic Hot Zone series, featuring a unique Europe board. Mix and match components with other games in the series for a wholly unique experience.
- CHALLENGE YOUR SKILLS: For added excitement, incorporate Mutation cards to increase the game's difficulty. Win or lose as a team in this thrilling cooperative adventure.
No named expert or official staff member has offered a Lab strategy in the sources used here, so this article does not attribute any strategy advice to an individual.
The rule that matters most is the one the game itself makes plain: a Lab run costs the survivor, so use it only when the answer is worth that cost.
Quick Recap
Best Value
Rank #4
- An easy to learn game for students, teachers, career counselors and anyone curious about different types of occupations. Management: This deck explores the dynamic field of management. Whether you're an aspiring manager, a current professional, dive into engaging trivia questions about management roles, and workplace scenarios. Health Practitioners and Technicians: From doctors and nurses to OTs and LPNs, this deck introduces players to a wide array of healthcare occupations. Perfect for students, aspiring medical professionals, or anyone interested in the world of Management.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
