41 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... " ± Horner Syndrome ... Carpal Tunnel Syndrome ... - Causes paraesthesia ... Myotomes #diagnosis #neurology
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
Nephritic vs Nephrotic Syndrome ... has hematuria and ... hematuria (RBC casts ... #Comparison #Algorithm ... #Nephrology #Diagnosis
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... acidosis: Proximal and ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... • Skin and/or ... differential #diagnosis #algorithm ... #causes #nephrology
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
Differential Diagnosis Algorithm ... • Gilbert's Syndrome ... Crigler-Najjar Syndromes ... (l and II) Hepatic ... #Causes #Hepatology
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
this patient's hand ... endocarditis, in this case ... of an infected radial ... Photo credit, Josh ... #Dermatology #SkinRash
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... osmolarity If cause ... • Cardio-renal syndrome ... #AKI #Workup #Algorithm ... #causes
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Neoplastic / Hematologic ... Pulmonary Disease Neurologic ... Chronic Fatigue Syndrome ... #causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Differential Diagnosis Algorithm ... tubal acidosis and ... Differential #Diagnosis #Algorithm ... #Causes #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Differential Diagnosis Algorithm ... Toast Syndrome, ... failure, nephrotic syndrome ... Differential #Diagnosis #Algorithm ... #causes #nephrology