16 results
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... Nodal Reentrant ... Pathophysiology - Dual AV ... via fast pathway back ... ECG usually shows
Back Pain - Common Illness Scripts
 • Lumbosacral Strain
 • Lumbar Disc Herniation
 • Inflammatory Back
Back Pain - Common ... Strain • Lumbar Disc ... • Inflammatory Back ... Pain • Spinal ... diagnosis #comparison #table
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Intervertebral disc ... breast, prostate, renal ... (e.g. ankylosing ... #primarycare #table
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
glands with lack ... anticoagulation, DIC ... • Abdominal pain ... • Back pain ... Administer 250 mcg
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... SSRIs) Severe pain ... Hypothyroidism - Adrenal ... Suppressed - Advanced renal ... Differential #Diagnosis #Table
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
draw • Severe pain ... Sinus pauses • AV ... Medication side effect (e.g ... Medication side effect (e.g ... Classification #Table
Compelling and Possible Contraindications to Antihypertensive Drugs
Diuretics (thiazides)
 - Gout
 - Metabolic syndrome, Glucose intolerance, Pregnancy,
diltiazem) - AV ... Pgp-dependent drugs (e.g ... Blockers - Asthma, AV ... - Depression, AV ... contraindications #table
Indications for Serum Protein Electrophoresis (SPEP)
 • Suspected multiple myeloma, Waldenström's macroglobulinemia, primary amyloidosis, or related
associated with renal ... insufficiency and bone pain ... • Back pain in ... possible malignancy (e.g ... fatigue, bone pain
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
symptoms: - Muscle pain ... - Abdominal pain ... complication: DIC ... perfusion → renal ... per day until stable
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
Modalities for Renal ... is desirable, e.g ... for ureteric and renal ... obstruction - Able ... flank or abdominal pain