3437 results
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Diagnosis Algorithm Blood ... / Normochromic RBCs ... TIBC, Hypochromic RBCs ... Decreased RBC ... Diagnosis #Algorithm #Causes
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Urinalysis >3 RBCs ... casts, dysmorphic ... RBCs)? ... Nephrology if cause ... Workup #urology #blood
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
Plasmodium Falciparum Blood ... parasitemia - normocytic RBCs ... multiples per RBC ... P. falciparum causes ... human malaria cases
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Algorithm Normal Blood ... Neutrophils - Low RBC ... Pernicious Anemia RBCs ... Diagnosis #Algorithm #Causes
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Whenever the blood ... significantly, it causes ... the RBCs to clump ... echogenic as in this case ... for underlying cause
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... Algorithm Red blood ... Glomerular (Dysmorphic RBCs ... and/or RBC casts ... Diagnosis #Algorithm #Causes
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
dilated superficial blood ... extravasation of RBCs ... Diagnosis #Algorithm #causes
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Alwavs Repeat Blood ... while drawing blood ... ischemia-induced RBC ... hemolysis) • RBC ... Diagnosis #Algorithm #causes
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False ... == Decreased RBC ... Glucose Content • RBC ... Reduction == Increase RBC ... turnover • Acute blood
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine • 1ml blood ... Hematuria: 3 or more RBC ... hematuria: - RBC ... - Dysmorphic RBC ... #renal #urine #blood