51 results
Approach to Elevated aPTT / PT - Differential Diagnosis Algorithm

aPTT: Intrinsic / Final
PT: Extrinsic / Final

By
Approach to Elevated ... aPTT / PT - Differential ... MatthewHoMD #Elevated ... INR #Algorithm #Hematology ... #differential #
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
muscle weakness • Elevated ... weakness, rash • Elevated ... Normal or mildly elevated ... Myopathies #myopathy #differential ... diagnosis #comparison #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Thrombocytosis - Elevated ... Platelet Count - Differential ... → Refer to hematology ... Inflammatory Conditions: Rheumatologic ... Thrombocytosis #Platelets #Differential
Ocular Ultrasound Pocketcard
Painless Vision Loss
 • Retinal Detachment 
 • Posterior Vitreous Detachment 
 • Vitreous
Artery Occlusion Elevated ... Periorbital Edema - POCUS ... Ocular #Ultrasound #pocus ... #differential #
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Diagnosis Algorithm Elevated ... Polycythemia #Vera #PV #Differential ... Diagnosis #Algorithm #hematology
Idiopathic Inflammatory Myopathies - 
Dermatomyositis (DM), Immune-Mediated Necrotizing Myopathy (IMNM), Antisynthetase Syndrome (ASS), Inclusion Body Myositis
Myopathy #Comparison #Managment ... #algorithm #Rheumatology ... #Differential
Diagnosis and management of Polyarteritis Nodosa (PAN)

Chapel Hill 2012 definition: 
Necrotizing vasculitis ofmedium or small arteries
Diagnosis and management ... PolyarteritisNodosa #Rheumatology ... #Diagnosis #Management ... #Vasculitis #Differential
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Microangiopathy (TMA) - Differential ... Diagnosis and Management ... Microangiopathy #TMA #Differential ... #Diagnosis #Management ... #Algorithm #hematology
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
• Blood smear: Differential ... Anemia #diagnosis #management ... #treatment #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin - Differential ... vasculitis • Erythema elevatum ... #dermatology #rheumatology ... #differential #