619 results
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
• Thiamine B1 ... Wernicke-Korsakoff syndrome ... • Riboflavin B2 ... gestation • Vitamin B12 ... Vitamins #Deficiency #differential
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... hemolytic-uremic syndrome ... crisis • Severe B12 ... anemia" • HELLP syndrome ... #schistocytes #differential
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Pancytopenia - Differential ... Wiskott-Aldrich syndrome ... consumption • Vitamin B12 ... #Pancytopenia #Differential
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Erythropoiesis (B12 ... • Refeeding syndrome ... #Hypokalemia #Differential
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Megakaryopoiesis • B12 ... Non-lmmune: • HELLP Syndrome ... Thrombocytopenia #Differential
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... - Low Serum B12 ... - Low Serum B12 ... Myelodysplastic Syndromes ... #elevatedMCV #Differential
Causes of Metabolic Alkalosis - Differential Diagnosis
Chloride depletion syndromes
 • Gastrointestinal losses
    -
Metabolic Alkalosis - Differential ... Chloride depletion syndromes ... - Gitelman syndrome ... • Liddle syndrome ... Metabolic #Alkalosis #Differential
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin B12 ... pylori infection, B12 ... BrighamChiefs #Vitamin #B12 ... Deficiency #Cobalamin #differential
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - Differential ... HIV, Parvovirus B19 ... diseases, Toxic shock syndrome ... , DRESS, Sweet syndrome ... #Fever #Rash #Differential
Common Childhood Exanthems - Differential Diagnosis
1) Rubeola (Measles) - Measles morbillivirus (MeV)
2) Scarlet Fever - Streptococcus
Childhood Exanthems - Differential ... Staphylococcal Scalded Skin Syndrome ... infectiosum - Parvovirus B19 ... Childhood #Exanthems #Differential