12 results
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... - CHAMPS Mnemonic ... @AnnKumfer #Hypocomplementemia ... #Low #Complement ... #diagnosis #differential
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Causes of Dysuria ... - Differential ... Diagnosis Algorithm ... Cystitis - WBC Clumps ... #Differential #
Causes of Scrotal Mass - Differential Diagnosis Algorithm
Painful - Sudden Onset
 • Testicular Torsion
 • Torsion
Causes of Scrotal ... Mass - Differential ... Diagnosis Algorithm ... see Dysuria scheme ... #Causes
Increased Urinary Frequency - Differential Diagnosis Algorithm
Non-increased urine volume (<2mL/min), Rule out polyuria
Extrinsic to Urinary Tract:
Urinary Frequency - Differential ... Diagnosis Algorithm ... Infection (See Dysuria ... #Diagnosis #Algorithm ... #Causes
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Diagnosis Algorithm ... perfringens - Complement-Mediated ... #Diagnosis #Algorithm ... #Causes #Hematology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... staining): • Low Complement ... Idiopathic • Normal Complement ... Glomerulonephritis #Vasculitis #differential ... #diagnosis #algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... tract, and often causes ... often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... against MPO • Complement
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Kidney Disease - Differential ... Diagnosis Algorithm ... Interstitial (Sterile pyuria ... #Diagnosis #Algorithm ... #Causes
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
Poorly localized, crampy ... Mechanisms #Neurology #Differential ... #Diagnosis #Algorithm ... #Causes
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... tract, and often causes ... Elevated AST ALT • Hypocomplementemia ... Vasculitis) • Hypocomplementemic