296 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... ANCA (C-ANCA): GPA ... >>> MPA > eGPA ... P-ANCA): eGPA, MPA ... differential #diagnosis #algorithm
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Differential Diagnosis Algorithm ... polyangiitis (GPA ... Differential #Diagnosis #Algorithm ... #Causes
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Differential Diagnosis Algorithm ... polyangiitis (GPA ... polyangiitis (MPA ... Differential #Diagnosis #Algorithm ... #Causes #Pulmonary
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Differential Diagnosis Algorithm ... polyangiitis (GPA ... polyangiitis (MPA ... Differential #Diagnosis #Algorithm ... #Orthopedics #Causes
Waterborne Infections - Differential Diagnosis Framework

Infections that can be acquired from fresh water, brackish water, sea
brackish water, sea ... • Plesiomonas spp ... Cunninghamella sp ... is biphasic • Clinical ... - And, in rare cases
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
and Peripheral Causes ... Diagnosis Central Causes ... contusion • Tumours: CPA ... Central #Peripheral #Causes ... Differential #Diagnosis #algorithm
Septic Arthritis - Pathogens and Clinical Clues

Staphylococcus aureus 
Streptococcal spp. 
Neisseria gonorrhoeae 
Aerobic/Anaerobic 
Gram-negative bacteria 
Brucellosis
Pathogens and Clinical ... Clues Staphylococcus ... Streptococcal spp ... Mycobacterial spp ... Fungal spp.
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
Pathogenesis and clinical ... involved in >50% of cases ... formation - Typical S.A ... most common, but S.A ... . can also be caused
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... percent), Yersinia spp ... Campylobacter spp ... Erythema #Nodosum #Causes ... Differential #Diagnosis #Clinical
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Rouleaux Flow on POCUS ... significantly, it causes ... for underlying cause ... Jugular #IJ #Vein #POCUS ... #vascular #clinical