12 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Splenomegaly, Increased PMNs ... • Polycythemia ... Diagnosis #Algorithm #Causes ... #Hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
an underlying cause ... Better call hematology ... JAK2 V617F) and MPNs ... about secondary causes ... Algorithm #workup #hematology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
CNS Manifestations ... autoantibodies that will cause ... thrombosis and/or blood-brain ... Erythematosus #SLE #CNS ... #neurology #rheumatology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Thromboembolism (7%) • CNS ... involvement (2%) Cutaneous ... Treat primary cause ... Coagulation #diagnosis #causes ... treatment #management #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
involvement • 30%: CNS ... -> AML: Blast crises ... count ↑ PLT • ↑ PBS ... violaceous, nontender cutaneous ... #Leukemia #Hematology
If you haven't seen it, flecainide can cause significant yellowing of the skin and eyes.
flecainide can cause ... #flecainide #cutaneous ... sideeffects #clinical #photo ... #nails #cardiology ... #dermatology #discoloration
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Arthritis) - MSK Radiology ... Case description ... • PVNS/Giant Cell ... mri #clinical #Radiology ... diagnosis #msk #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Strong sign of cutaneous ... tract, and often causes ... (lower legs), cutaneous ... aphthous ulcers, cutaneous ... Differential #Diagnosis #Rheumatology
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Hypocomplementemia • Can cause ... Xerostomia • Dental caries ... skin (xerosis) • Cutaneous ... Nephrogenic DI Hematologic ... Sjogrens #Syndrome #Rheumatology
Cutaneous Mucormycosis Eschar
30 M HIV cd4 10 VL 30k traumatic injury of arm few months ago
immunosuppressed pts ... mucor cases may ... therapy), some cases ... Mucormycosis #Eschar #dermatology ... skin #clinical #photo