184 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Bone/Joint Causes ... Patellofemoral pain syndrome ... Hematoma Venous Causes ... Edema Arterial Causes ... lower #extremity #msk
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Rotator Cuff Syndrome ... Causes: Calcific ... Rotator #Cuff #Syndrome ... orthopedics #diagnosis #sports ... #MSK #anatomy #
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
and Nephrotic Syndromes ... Nephritic syndrome—due ... RBC casts in urine ... but in severe cases ... systemic process leg
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... loss of normal leg ... #CaudaEquina #Syndrome ... #MSK #pathophysiology
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Apnea • Restless Legs ... Syndrome • Periodic ... Hypoventilation Syndrome ... Parkinson's, MS)
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
Crigler-Najjar syndrome ... , Rotor syndrome ... cholestasis, and some cases ... miscellaneous causes ... #differential #causes
TiTrATE Approach to Vertigo
TiTrATE approach stands for Timing, Triggers and Targeted Examination.
4 vestibular syndromes that are
4 vestibular syndromes ... (eg BPPV, orthostatic ... (eg Menière's, ... (eg vertebral artery ... (eg central cause
Causes of Metabolic Alkalosis - Differential Diagnosis
Chloride depletion syndromes
 • Gastrointestinal losses
    -
Causes of Metabolic ... Chloride depletion syndromes ... Chloruretic drugs (eg ... administration Other causes ... Differential #Diagnosis #Causes
Apley Compression Test on Knee Examination

With the patient prone, the knee being tested is flexed to
while the other leg ... compression force on the leg ... #orthopedics #msk ... #sports
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Causes of Sudden ... Channelopathies: Long/short ... QT syndromes, Brugada ... Acquired long QT syndrome ... differential #diagnosis #causes