r/Hematology is a subreddit with 12k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses blood, cell, blood type, cbc, and wbc.
Hematology: The Study of Blood, Blood-Forming Organs, and Blood Diseases
NO DIAGNOSIS or INTERPRETATION of your tests! This a community where hematologists, students, and even those who know nothing of the science can come to converse about hematology.
Popular Themes in r/Hematology
#1
Advice Requests
: "Help a writer out..."
22 posts
#2
Solution Requests
: "Found this app to practice my manual WBC diffs (Virtual Slide: Leukocytes)"
4 posts
#3
Self-Promotion
: "I Am Nearly Done With iPad Support for CliniCheck"
2 posts
#4
Ideas
: "CliniCheck is going to get a huge update! What would you like to see next?"
1 post
#5
Opportunities
: "Remote Oppurtunity for Hematologists (US and Canada only) [$180-$400/hr]"
1 post
Popular Topics in r/Hematology
#1
Blood
: "Microscopy nerd friend looked at my Blood, curious what professionals see."
7 posts
#2
Cell
: "Saw an angry Cell at work today 😡"
5 posts
#3
Blood Type
: "A+ Blood Type, but Rh negative? Explain like I’m five how this can affect pregnancy?"
4 posts
#4
Cbc
: "Complete Blood Count- Cbc Test"
3 posts
#5
Wbc
: "being referred to an oncologist due to high Wbc for 6ish months. should i worry and what should i be worried about?"
3 posts
#6
Test
: "blood Test results"
2 posts
#7
Results
: "blood test Results"
2 posts
#8
Iron Labs
: "Iron Labs"
2 posts
#9
Lymphocytes
: "Low neutrophils%, high mono % lymph%, no signs of infection, I am worried"
2 posts
#10
Lab Results
: "Help interpreting Lab Results"
2 posts
Flair Used in r/Hematology
#1
Question
: "What type of cell is circled in this blood film?"
30 posts
#2
Interesting Find
: "Counting leukocytes in fish blood is a nightmare"
6 posts
#3
Discussion
: "Acute Leukaemia; pending Flow Cytometry"
4 posts
#4
Study
: "Found this app to practice my manual WBC diffs (Virtual Slide: Leukocytes)"
1 post
Member Growth in r/Hematology
Yearly
+2k members(16.1%)
About
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Last updated: July 28, 2026