Laboratory Diagnostic Tests
Research answer
What AppTrendKit can say about Laboratory Diagnostic Tests today
Laboratory Diagnostic Tests has no estimate-backed download or gross-consumer-spend figure that meets the public evidence contract yet.
Observed App Store metadata, chart positions, and history are shown below. Missing, non-finite, undefined-currency, or undefined-metric evidence stays missing rather than becoming zero.
Performance intelligence
Observed trajectory and estimates
Store ranks are observations. Downloads and gross store consumer spend are AppTrendKit estimates and only appear when persisted evidence exists.
Estimated downloads · 30D
ModeledNo persisted estimate
The page does not turn missing evidence into zero.
Estimated App Store gross consumer spend · 30D
ModeledNo persisted estimate
The page does not turn missing evidence into zero.
Estimated downloads · 7D
ModeledNo persisted estimate
The page does not turn missing evidence into zero.
Estimated App Store gross consumer spend · 7D
ModeledNo persisted estimate
The page does not turn missing evidence into zero.
Evidence history
Collected daily performance
No daily metric history has been persisted yet.
Rank history
Observed chart positions
Lower rank is better. Only collected observations are shown.
Coverage note
What the ranks mean
A missing rank is not treated as zero downloads or zero revenue. Apple chart feeds are bounded and may return censored or not-ranked observations outside the visible chart depth.
Read the methodStorefront mix
Top countries by estimated contribution
Country estimates are aggregated only after country-level predictions exist.
Monetization
Observed store economics signals
These are listing and product observations. They are not company revenue, subscriber counts, or advertising revenue.
App details
Store metadata
- Version
- 5.9.2
- Released
- May 22, 2017
- Last updated
- Jul 13, 2026
- Content rating
- 17+
- Default storefront
- SA
Public IAP observations
Validated in-app purchase prices
Only persisted rows with an explicit public publication boundary are shown. Missing price, currency, country, or date values stay unknown.
Listing detail
What the store says
"Try before you buy" - Download the FREE App, which includes sample content. In-App purchase required to unlock all content. Davis's Comprehensive Manual of Laboratory and Diagnostic Tests With Nursing Implications, 11th Edition, supports nursing practice and clinical judgment better than any other manual! Written by a laboratory scientist and a nurse educator, this easy-to-read, full-color manual delivers all the information you need to understand how tests work, interpret their results, and provide quality patient care—pre-test, intra-test, and post-test. With a nursing focus and an emphasis on clinical judgment, this manual offers interpretive guidance on the reasons for each study, why it's important, and what it means for nurses and the care they provide. Tests and procedures are listed in alphabetical order by full name for fast reference. The integrated index allows quick searches by abbreviation, synonym, disease/disorder, specimen type, or test classification. NEW TO THIS EDITION New & Updated! The latest information, diagnostic tests, terminology, and healthcare changes, with direct connections to nursing practice. Tab-like Labels highlight core lab and diagnostic studies commonly seen in clinical settings, plus a list of core studies added to the Critical Findings appendices. Point of Care Labels identify bedside-relevant studies for immediate clinical application. Clinical Judgment Focus: Sections on “Nursing Implications, Nursing Process, Clinical Judgment,” plus a clinical judgment icon and concluding “Clinical Judgment” statement for every test entry. Student Decision Making Model helps learners visualize clinical reasoning and critical thinking processes. Core Lab Study Labels identify 35 must-know, clinically significant tests. Potential Nursing Problems Tables present problems, symptoms, and nursing interventions. Reference Ranges include both conventional and SI units, with age, gender, and cultural considerations where applicable. Interfering Factors cover food, supplements, test timing, specimen handling, underlying conditions, and drugs that may affect test outcomes. KEY FEATURES Clinical Judgment Emphasis with focused sections and icons in every entry, supporting high-level nursing decisions & safe, effective care. Reinforced Learning with a “Clinical Judgment” statement at the end of each test to highlight key nursing takeaways. Student-Friendly Design including the “Student Decision Making Model” to boost understanding of critical thinking. Patient Education made easier with a “Common Use” section in every monograph, using simple, clear language patients will understand. Content licensed from printed ISBN 10: 1719650306 Content licensed from printed ISBN 13: 9781719650304 SUBSCRIPTION : Please choose an auto renewable subscription plan to receive content access and continuous updates. Your subscription automatically renews as per your plan, so you always have the latest content. Six months auto-renewing payments - $39.99 Three month auto-renewing payments - $29.99 Yearly auto-renewing payments- $59.99 Payment will be charged to your iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Subscription may be managed by the user and auto-renewal can be disabled at any time by going to your device “Settings” and tapping “iTunes & App Store”. Any unused portion of a free trial period will be forfeited when you purchase a subscription, where applicable." If you have any questions or comments, email us any time: customersupport@skyscape.com or call 508-299-3000 Privacy Policy - https://www.skyscape.com/terms-of-service/privacypolicy.aspx Terms and Conditions - https://www.skyscape.com/terms-of-service/licenseagreement.aspx Editor(s): Anne M. Van Leeuwen MA, BS, MT (ASCP); Mickey L. Bladh RN, MSN Publisher: F. A. Davis Company
Publisher websiteStore creative
Screenshots
Competitive set
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Methodology and provenance
Read every number with its evidence
Metadata source: Apple iTunes Search API; observed Sep 7, 2026, 10:53 PM.
Rankings: collected chart positions from the listed storefront. Missing ranks are not zeros.
Economics: downloads and gross store consumer spend are estimated, not official Apple or publisher figures.
Model: No persisted model version.
Confidence: —; intervals widen when evidence or history is limited.
Last observation: Sep 7, 2026, 10:53 PM.
See how AppTrendKit separates observations, estimates, coverage, and confidence.
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