21 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Diagnosis Renal Causes ... Familial: Bartter syndrome ... and Gitelman syndrome ... with secondary, ... #nephrology #magnesium
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hypercalcemia, Hypermagnesemia ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... differential #diagnosis #table ... #neurology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
renal Mg wasting syndromes ... - Gitelman syndrome ... - Hungry bones syndrome ... Low #Magnesium #Table ... #Workup #hypomg
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Renal K loss • Hypomagnesemia-induced ... Diuretics, Bartter's syndrome ... , Gitelman's syndrome ... acid, Liddle's syndrome ... • Cushing's syndrome
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Hypermagnesemia ... - Tumor lysis syndrome ... DrEricStrong #Hypermagnesemia ... High #Magnesium #Table ... #Causes #Management
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... Postparathyroidectomy (hungry bone syndrome ... metastasis (hungry bone syndrome ... Endocrine disorders: Syndrome ... states, Primary or secondary
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... • Cushing’s syndrome ... Mineralocorticoid excess syndromes ... #Screening #Workup ... #table
Priapism 

Secondary Causes:
Medications- intracavernosal injections, anticoagulants, PDE5 inhibitors, alpha blockers, methylphenidate, cocaine
Any hyperviscosity syndrome (SCD, leukemia,
Priapism Secondary ... Causes: Medications ... hyperviscosity syndrome ... Priapism #Diagnosis #Management ... #Urology #Differential
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... Hypertension - Workup ... Hypercalcemia, Cushing's syndrome ... White-coat syndrome ... Guillain-Barre Syndrome
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... hyperaldosteronism, Secondary ... diuresis, Bartter's syndrome ... use), Gitelman's syndrome ... excess and related syndromes