11 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... suggests either secondary ... K loss • Hypomagnesemia-induced ... hypokalemia • Renal ... #hypokalemia #differential
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Hypertension - Differential ... ultrasound, Tests ... Duplex Doppler ultrasound ... Screening #Workup #table
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... inhibitors - Primary ... #Differential # ... Low #Magnesium #Table ... Classification #Causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility Fractures ... - Differential ... Osteodystrophy - Secondary ... Phosphate Deficiency Primary ... #Orthopedics #Causes
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... (steatorrhea) Renal ... Hypercalcemic states - Primary ... or secondary aldosteronism ... #differential #
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Mineralocorticoid excess - Renal ... - Polyuria - Hypomagnesemia ... Low #Potassium #Table ... Classification #Causes
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Diagnosis Primary ... secondary to metastatic ... breast, prostate, renal ... #Diagnosis #causes ... #primarycare #table
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... Hypercalcemic states, Primary ... or secondary aldosteronism ... #Hypomagnesemia ... #Causes #differential
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Villous adenoma Renal ... thiazide-like diuretics), Primary ... hyperaldosteronism, Secondary ... #differential #
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... Hypertension - Workup and Differential ... with previously stable ... Hypothyroidism, Primary ... #Differential #