20 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
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... D deficiency, CKD ... D deficiency ... #Hypocalcemia #Workup ... Diagnosis #Algorithm #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Phosphate Binders, Vitamin ... D Deficiency • ... D: Vit D Deficiency ... Diagnosis #Algorithm #nephrology ... #phosphorus #workup
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
the most likely cause ... recovery also causes ... of the initial work-up ... B12 deficiency ... occur with B12 deficiency
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... binders, Niacin, Vitamin ... D deficiency) ... hyperparathyroidism, Vitamin ... #phosphate #nephrology
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
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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 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
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
Diagnosis and workup ... syphilis, Whipple, vitamin ... deficiency, ... ... Alzheimer - 1st cause ... Dementia - 2nd cause