22 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... Pernicious anemia, Bypass ... BrighamChiefs #Vitamin ... #B12 #Deficiency
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Liver Disease • Vitamin ... K Deficiency ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Polyneuropathy - Differential Diagnosis Algorithm
 • Metabolic: DM, Hypothyroidism, CKD, Cirrhosis, Nutritional deficiency
 •
Causes of Polyneuropathy ... Cirrhosis, Nutritional deficiency ... Heavy metals, Vitamin ... Diagnosis #Algorithm #causes ... #neurology
Rachitic Rosary of Rickets on Physical Exam

Bead-like prominences of bone are seen at the costochondral joints.
mineralization causes ... Rosary #Rickets #PhysicalExam ... #chest #Ribs #VitaminD ... #deficiency #endocrinology
Altered Mental Status - Differential Diagnosis
 • Neurologic: Stroke, Cerebral hypoxia, Cerebral hemorrhage, Seizure, Trauma, TBI,
Differential Diagnosis • Neurologic ... , Hypercarbia, Vitamin ... deficiency, Thyroid ... Differential #Diagnosis #Causes
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Early vitamin K ... Pre-analytical cause ... Severe vitamin K ... #differential #hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Causes include : ... Pre-analytical cause ... ) • Severe vitamin ... aPTT #Prolonged #Causes ... #differential #hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Megaloblastic: Vitamin ... B12 deficiency, ... Folate deficiency ... differential #diagnosis #causes ... #hematology
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... spinocerebellar ataxia, Vitamin ... E deficiency, stroke ... MovementDisorders #Neurology ... Diagnosis #Algorithm #Causes
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
prolonged after Vitamin ... Acquired: • Mild vitamin ... discern these causes ... DIC • Severe vitamin ... Differential #Diagnosis #Hematology