441 results
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Decreased RBC ... Infiltration Increased RBC ... Thalassemia • RBC ... Disorder • RBC ... #Causes #Hematology
Pathologic Red Blood Cell (RBC) Morphologies and Associated Diseases

Acanthocyte (spur cell),  
Basophilic stippling, 
Bite cell,
Pathologic Red Blood ... Cell (RBC) Morphologies ... cell, Other RBC ... Howell-Jolly bodies #RBC ... #Hematology #Diagnosis
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Volume (MCV) - Differential ... Diagnosis Algorithm ... Polychromatic Macrocytes, RBC ... Spherocytes, RBC
The differential diagnosis for an elevated MCHC (mean corpuscular hemoglobin concentration) includes:

Conditions with Abnormal RBCs:
 •
The differential ... diagnosis for an ... : • Abnormal RBC ... Xerocytosis • RBC ... #Diagnosis #Laboratory
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 ... Dilutional Effect • RBC
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... Diagnosis of Macroscopic ... dysmorphic RBC’s, RBC ... /WBC casts, proteinuria ... neck, prostatic) #Diagnosis
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Diagnosis Algorithm ... ischemia-induced RBC ... hemolysis) • RBC ... #causes #potassium
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Volume (MCV) - Differential ... Diagnosis Algorithm ... - Fe/TlBC, MCV/RBC ... TIBC Normal - MCV/RBC ... inclusions in RBC
Interpreting Right Heart Catheterizations

Always interpret a RHC based on the indication for getting the test. This
Always interpret a RHC ... for suspicion of pulmonary ... Catheterization #RHC ... #diagnosis #pulmonary ... #hypertension #cardiology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential ... Diagnosis Algorithm ... /RBC casts ... #Diagnosis #Algorithm ... #Causes