45 results
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Differential Diagnosis Algorithm ... Increased Requirement (e.g ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
stagnant hypoxia (e.g ... blood loss) or abnormal ... hemoglobin (e.g ... differential #diagnosis #causes ... #pathophysiology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... with Low Mean Corpuscular ... Differential Diagnosis Algorithm ... Causes: Chronic ... Differential #Diagnosis #Algorithm
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Differential Diagnosis Algorithm ... mannitol, glucosuria Low ... Hypernatremia #Nephrology ... #Causes
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... Hyperplasia • Normal ... Al, Normal R - ... Differential #Diagnosis #Algorithm ... #nephrology #causes
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
High Prolactin + Normal ... Failure • Stress (e.g ... High Prolactin + Normal ... / Low TSH • Pituitary ... Endocrinology #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Extra-renal Losses: • Normal ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... Differential Diagnosis Algorithm ... progesterone challenge, normal ... FSH, Low estrogen ... #Causes #OBGyn
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Low Mean Corpuscular ... Chronic Disease Normal ... Chronic Disease (e.g ... #Causes #Hematology
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
renal function is normal ... Hypomagnesemia #algorithm ... differential #diagnosis #causes ... #nephrology #magnesium ... #low