39 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin B12 ... : SIBO, Celiac disease ... Stomach: Pernicious anemia ... gastrectomy, H. pylori infection ... Deficiency #Cobalamin #differential
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... Inflammation, Chronic Infection ... (>100 fL) • B12 ... Classification #Differential
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Pancytopenia - Differential ... Congenital Diseases ... deficiency • Fanconi’s anemia ... consumption • Vitamin B12 ... deficiency Infections
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
- Differential ... Macroangiopathic, Infections ... Folate deficiency, B12 ... Non-megaloblastic: Liver disease ... MCV #Algorithm #Differential
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
cold agglutin disease ... Mycoplasma pneumoniae infection ... Drugs (Beta lactam antibiotics ... spherocytosis) • Infections ... Extravascular #Causes #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Leukocytosis, anemia ... treatment until ... Lung Abscess Differential ... Abscess #pulmonary #differential
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
loss), Vitamin B12 ... Chronic kidney disease ... (e.g. cancer, infection ... G6PD deficiency), Infections ... #differential #
IDSA Recommendations for Preventing Human Papillomavirus Infections and Cervical Cancer Screening for Women with in HIV-AIDS
Recommendations
Papillomavirus Infections ... of mode of HIV infection ... baseline and every 12 ... IDSA #Prevention #Treatment ... #HIVAIDS #pharmacology
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Pregnancy, EPO treatment ... Loss (without anaemia ... Pylori • Hookworm infection ... Edema, Celiac disease ... Iron #Deficiency #differential
IDSA Recommendations for Preventing and Treating Chagas Disease (American Trypanosomiasis) in HIV-AIDS
Preventing Clinical Disease
Indication:  Individuals
duration same as for treatment ... Note: Treatment ... IDSA #Prevention #Treatment ... opportunistic #infections ... #HIVAIDS #pharmacology