24 results
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... Atypical HUS, autoimmune ... Erythematosus (total 50, renal ... CHAMPS #Mnemonic #diagnosis ... #differential #hematology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential Diagnosis ... Viral: HIV, HCV, EBV ... : ITP, HITT - Autoimmune ... #Framework #hematology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
- Differential Diagnosis ... Brucellosis, Q fever, EBV ... Malignancy: - Hematologic ... Solid tumors: Renal ... Diseases (e.g. autoimmune
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... malignancies, autoimmune ... infection and autoimmune ... #differential #diagnosis ... #dermatology #compared
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
dL the ULN R - Renal ... Causes of false- ... macroglobulinemia, and autoimmune ... Gammopathies #MGUS #diagnosis ... #hematology #oncology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Auto-amplification loop Diagnosis ... solid cancers • Autoimmune ... Drugs, Unknown cause ... Lymphohistiocytosis #diagnosis ... treatment #summary #rheumatology
Thrombotic Microangiopathy - TMAs
1. Not all MAHAs are due to TMAs but (almost) all TMAs cause
almost) all TMAs cause ... /o significant renal ... . 5. 2nd TMA- autoimmune ... Microangiopathy #TMAs #hematology ... #diagnosis #ttp
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
Anti-dsDNA (in 70% of cases ... seen in 30—70% of cases ... + 90% • Anti-GBM ... Antineutrophil #antibodies #diagnosis ... #rheumatology #
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential Diagnosis ... replacing the BM ... replacing the BM-common ... #differential #diagnosis ... #causes #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... disease • Non-autoimmune ... rheumatologic diseases ... deficiencies • Autoimmune ... #Rheumatology