10 results
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Pancytopenia - Differential ... Toxins • Aplastic Anemia ... Myelodysplasia Nutritional ... deficiency: • ... B12/folate/combined
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
• Fanconi’s anemia ... Autoimmune Diseases: • Systemic ... Antibody-mediated hemolysis Nutritional ... consumption • Vitamin B12 ... #Diagnosis #Hematology
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Vitamins and Vitamin Deficiency ... gestation • Vitamin B12 ... #differential # ... diagnosis #signs ... #symptoms #nutrition
FAT RBC Mnemonic for Causes of Macrocytic Anemia
(MCV > 100)

F - Folate (Fetus) and B12 Deficiency
FAT RBC Mnemonic ... Folate (Fetus) and B12 ... Deficiency - Impairs ... #Differential # ... Diagnosis #Hematology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... - Neurological 12% ... - Hemolytic anemia ... autoantibodies #signs ... #rheumatology
Etiologies of Vitamin B12 Deficiency
 • Inadequate intake - Rare but seen in very strict vegans
deficiency. ... autoantibodies (pernicious anemia ... #differential # ... diagnosis #hematology ... #nutrition
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... central nervous system ... endocrine: Vitamin B12 ... deficiency • ... Lack of UMN/LMN signs
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Platelet Disorders • Nutritional ... : vitamin B12 or ... folic acid deficiency ... blood count with differential ... Syndromes #diagnosis #hematology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
• Bilateral signs ... antibodies • Nutritional ... Deficiency: - ... Vitamin B12, E, ... #differential
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
embolism - Severe anemia ... e.g., diabetic, B12 ... deficiency) ... positive Romberg sign ... Falls #Diagnosis #Differential