37 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... deficiency • Liver ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... , Deep ulcers, Livedo ... reticularis, Livedo ... #skin #dermatology ... #rheumatology #
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
vessels • Nodules, livedo ... Identification of causes ... #dermpath #dermatology ... lesions #diagnosis #clinical ... pathology #lesions #differential
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... / Bruising - Differential ... • Steroids • Vasculitis ... Iatrogenic) • Liver ... #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... HUS • DIC • Vasculitis ... Diagnosis #Algorithm #Causes ... #Hematology
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
resulting in a vasculitis ... which causes slowly ... Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... reticularis Differential ... Polyangiitis #GPA #dermatology ... rash #diagnosis #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Hypersensitivity vasculitis ... Sarcoidosis • GPA Livedo ... Sarcoidosis #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... Cardiovascular Causes ... Pulmonary HTN - Vasculitis ... Transverse myelitis • Hematology ... #dyspnea #sob #differential
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... Renal Disease, Liver ... Reticulocytosis • Liver ... #Hematology