11 results
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... - Differential Diagnosis ... RBC Folate ... Serum B12 - Anti-IF ... #Hematology
Diagnosing Vitamin B12 and/or Folate Deficiency

It turns out that simply measuring serum levels of B12 or
of people with low ... many people with low ... assay for the metabolic ... Serum folate levels ... #Nutrition #Hematology
Etiologies of Folate Deficiency
 • Decreased dietary intake - uncommon in this era
 • Increased requirements
that can cause ... metabolism. ... stores with normal serum ... #differential #diagnosis ... #hematology #nutrition
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
MCV, MCH, MCHC, Serum ... Deficiency • B12/Folate ... Disorder • RBC Metabolism ... #Algorithm #Causes ... #Hematology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
adulthood • Diagnosis ... : • Low serum IgG ... 300 mg/dL) • Low ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
protease activity - A low ... activity is the diagnostic ... If the value is low ... Mild-to-moderate elevation Serum ... #Workup #Hematology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... algorithm Urine Na+K / serum ... #differential #diagnosis ... #table #sodium ... #nephrology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
in >90% - Low ... Discontinuation of causal ... sle #comparison #table ... #rheumatology # ... diagnosis #management
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... protein) to exclude metabolic ... chest wall, and low ... #diagnosis #testing ... #Rheumatology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Hodgkin Lymphoma Workup ... Blood Count - Low ... may be high or low ... • Increased Serum ... classification #hematology