11 results
Methylmalonic Acid and Homocysteine Levels in Vitamin B12 and Folate Deficiency
 • B12 Deficiency: MMA elevated,
B12 Deficiency ... : MMA elevated, ... #MMA #folate #deficiency ... #VitaminB12 #diagnosis ... #hematology
Diagnosing Vitamin B12 and/or Folate Deficiency

It turns out that simply measuring serum levels of B12 or
and/or Folate Deficiency ... deficiency. ... #VitaminB12 #Folate ... #Nutrition #Hematology ... ComparisonTable #MMA
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Diseases: • GATA2 deficiency ... • Fanconi’s anemia ... Diseases: • Systemic lupus ... consumption • Vitamin B12 ... Differential #Diagnosis #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
(>100 fL) • B12 ... Deficiency • ... Folate Deficiency ... #MCV #Classification ... Algorithm #Causes #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Reticulocytes • Iron Deficiency ... • B12/Folate ... Deficiency • Aplastic ... #Classification ... Algorithm #Causes #Hematology
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
(DITMA) - TMA ... crisis • Severe B12 ... deficiency • Mechanical ... macroangiopathic hemolytic anemia ... differential #diagnosis #hematology
SLICC SLE Diagnostic Criteria - Systemic Lupus Erythematosus
Clinical and Immunologic Criteria

CLINICAL CRITERIA
 - ACUTE CUTANEOUS LUPUS
SEROSITIS - RENAL - NEUROLOGIC ... - HEMOLYTIC ANEMIA ... LEUKOPENIA (<4000/MM3 ... absence of hemolytic anemia ... #Diagnosis #Rheumatology
Management of Lupus Nephritis
Lupus nephritis (LN) in 10 to 40% of SLE
Hallmark = proteinuria 20.5 g/g
severity (ISN/RPS classification ... 0.5-0.7 g/g by 12 ... months Classification ... treatment #management #rheumatology ... #nephrology
Etiologies of Vitamin B12 Deficiency
 • Inadequate intake - Rare but seen in very strict vegans
Deficiency • Inadequate ... deficiency. ... autoantibodies (pernicious anemia ... #VitaminB12 #deficiency ... differential #diagnosis #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... Non-autoimmune rheumatologic ... disease • Prolidase deficiency ... lymphopenia, low PLT • Anemia ... Erythematosus #Diagnosis #Rheumatology