31 results
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Diagnosis Algorithm ... Redistribution/ Shift ... malabsorption), Hungry bone ... syndrome • Renal ... #causes #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Diagnosis Framework ... Transcellular Shift ... alkalosis, Hungry bone ... Workup #phosphate #nephrology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Diagnosis Framework ... - Aneurysmal bone ... diagnosis #msk #
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Diagnosis Algorithm ... Infiltrative disorders, HIV ... metastases, Hungry bone ... syndrome Dr. ... #nephrology #calcium
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Limp - Differential ... Legg-Calve-Perthes Disease Knee ... Patellofemoral Syndrome ... Deformity #Limp #MSK
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... K), H. pylori test ... psychiatric changes), high ... candidate) - Bone ... #Diagnosis #Causes
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Anterior Medial Thigh ... Hip Flexion Cremasteric ... Femoral Condyle Knee ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
- Differential ... Diagnosis Algorithm ... Transcellular shift ... #Hypokalemia #Nephrology ... #Differential #
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
Hypokalemia - Shift ... - Insulin (high ... renal Fanconi syndrome ... #diagnosis #nephrology ... #Causes #hypomg
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Bone/Joint Causes ... #diagnosis #lower ... #extremity #msk