15 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
l MD SOAP) - Risks ... PT, aPTT(liver disease ... changes), high MCV ... anemia (vegan, ... bypass), LFT (liver disease
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
, dermatomyositis ... Malignancy (e.g. hematologic ... erythematosus (NPSLE): • May ... lymphopenia, low PLT • Anemia ... La, anti-Jo-1, SCL
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
Onset Still's Disease ... Ferritin >3000 ng/mL ... Gf consider MAS ... AOSD #diagnosis #rheumatology ... #management
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Petechial or purpuric rash ... with leukopenia, anemia ... 5000 to 10,000 ng/mL ... Syndrome #Diagnosis #Management ... #Hematology #Rheumatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... ALL: mediastinal mass ... -> AML: Blast crises ... - infiltrates (anemia ... #Leukemia #Hematology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... crystals (gout) or calcium ... the presence of anemia ... hyperglobulinemia (3) Rises ... profile (e.g., calcium
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
(blue-purple) rash ... • Erythematous rash ... dorsal part of the MCP ... had more severe disease ... #diagnosis #management
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Weight loss • Anemia ... Immune hemolytic anemia ... number of sites of disease ... classification #hematology ... #oncology #management
Scleroderma Renal Crisis (SRC)

Clinical Presentation of Scleroderma Renal Crisis:
1) Acute kidney injury
2) Abrupt onset of hypertension
3)
microangiopathic hemolytic anemia ... (MAHA) Pathophysiology ... is unknown but may ... of arteries Management ... #rheumatology #
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
(CPPD) Pathophysiology ... joints (shoulders, wrists ... locations: Wrist, MCP ... #Rheumatology # ... diagnosis #management