12 results
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... secondary to metastatic ... breast, prostate, renal ... #Diagnosis #causes
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
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... suggests either secondary ... or primary hyperaldosteronism ... hypokalemia • Renal ... #nephrology #potassium
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Primary and Secondary ... Causes of Hypertension ... - Differential ... Cocaine • Black ... #Cardiology #Differential
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
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... Kidney Injury AKI - Differential ... thromboembolism, renal ... nephropathy • Secondary ... #Diagnosis #nephrology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... with previously stable ... non-obese, non-black ... Hypothyroidism, Primary ... #Differential #
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... Hypercalcemic states, Primary ... or secondary aldosteronism ... #differential # ... diagnosis #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... water intake (Primary ... #Hyponatremia #differential ... #diagnosis #table ... #sodium #nephrology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• Severe low back ... - Emergency Causes ... infections • primary ... #diagnosis #causes ... #neurology