1447 results
Antiphospholipid Syndrome (Hughes' Syndrome) 
Antiphospholipid syndrome - an autoimmune condition where the affected individual produces antibodies
Antiphospholipid Syndrome ... (Hughes' Syndrome ... Antiphospholipid syndrome ... #Hughes #Syndrome ... #APLS #Signs #Symptoms
Antiphospholipid Syndrome (APS)
APS is a rare autoimmune disorder characterized by recurring blood clots resulting from antibodies
Antiphospholipid Syndrome ... (APS) APS is a ... Antiphospholipid antibodies (aPL ... 1 of the three aPLs ... Antiphospholipid #Syndrome
Recurrent / Breakthrough DVT During Anticoagulation

Subtherapeutic Anticoagulation
Hypercoagulable State 
 - Antithrombin deficiency 
 - Hypercoagulability ot
Behcet's disease - APLS ... - May-Thurner syndrome
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
hemolytic-uremic syndrome ... anemia" • HELLP syndrome ... • Catastrophic APLS
Raynaud Phenomenon Differential Diagnosis:

Rheumatologic

 - MCC systemic sclerosis, RA, SLE, Sjogren syndrome, Antisynthetase syndrome, MCTD
Heme

 -
, SLE, Sjogren syndrome ... Antisynthetase syndrome ... Hypercoagulable state (eg APLA ... Carpal tunnel syndrome ... Reynaud #Phenomenon #Syndrome
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal Syndromes ... Antiphospholipid Syndrome ... differentiation syndrome ... in APL - Cardiac ... Pulmonary #Renal #Syndromes
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... Incidence: common in APL ... unless severe APLS ... Differentiation #Syndrome
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
SLE • CLL • APLA ... Non-lmmune: • HELLP Syndrome
Low-dose aspirin and low-molecular-weight heparin in lupus and Antiphospholipid Syndrome (APS) pregnancy

• No previous history of
Antiphospholipid Syndrome ... (APS) pregnancy ... BUT high-risk aPL ... Antiphospholipid #Syndrome ... #APS #pregnancy
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Hyperviscosity, TTP, APLS ... • Nephrotic Syndrome ... Antiphospholipid antibodies (APLS