154 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... Cytokines, Mast Cells ... Formation -> Vasculitis ... #HUV #Pathophysiology ... #Rheumatology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Differential Diagnosis ... HTN - Vasculitis ... Transverse myelitis • Hematology ... #differential #diagnosis ... #causes #pulmonary
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... Pathophysiology: ... commonly renal and pulmonary ... #Diagnosis # ... Dermatology #Rash
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... disorders, or other causes ... • Secondary Causes ... #Differential #Diagnosis ... #hematology #rheumatology
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... - Differential Diagnosis ... Vasculitis Infection ... Vasculitis • ... #Algorithm #Causes
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... With associated pulmonary ... Glomerulonephritis #Vasculitis ... #differential #diagnosis
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... - Differential Diagnosis ... Granulomatous DX with Vasculitis ... #Differential #Diagnosis ... lung #disease #pulmonary
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Erythroderma - Diagnostic ... Pathophysiology: ... Causes: 1) Exfoliative ... #Diagnosis # ... Dermatology #Rash
Physiologic Changes in Pregnancy
Cardiovascular
Hematologic
Pulmonary
Gastrointestinal
Musculoskeletal

#Physiologic #Changes #Pregnancy #pathophysiology #obstetrics #obgyn #diagnosis
Cardiovascular Hematologic ... Pulmonary Gastrointestinal ... Changes #Pregnancy #pathophysiology ... obstetrics #obgyn #diagnosis
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... Identification of causes ... • Drug-induced vasculitis ... #dermpath #dermatology ... signs #lesions #diagnosis