14 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... Inflammatory Conditions: Rheumatologic ... Matthew Ho, MD ... Diagnosis #Algorithm #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... procedures - Infection ... exposure (l MD ... Risks factor for HIV ... #hematology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Thrombocytopenia - Differential ... etc) - Viral: HIV ... infiltration: malignancy, infection ... (TB), MDS - Alcohol ... Diagnosis #Framework #hematology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
fraction < 20% Differential ... Diaqnoses: • Infectious ... Coxsackie, CMV, EBV, HIV ... Complications: MAS ... management #treatment #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Framework Non-Infectious ... Paracoccidioides • Viruses: HIV ... Maheswaranathan, MD ... #Diagnosis #rheumatology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Neutropenia - recurrent infections ... Idiopathic • Infections ... - HIV • Immune ... and thymoma DDX ... Anemia #oncology #hematology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
about bacterial infections ... - parvovirus, HIV ... Joint #Pain #MSK #rheumatology ... #approach #workup ... #differential #
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
Elevated Tryptase - Differential ... Framework The DDx ... NSAIDs/Aspirin, IV ... • Parasitic infections ... #Diagnosis #hematology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Calcium oxalate Infectious ... e.g., congenital hip ... Joint #Pain #MSK #rheumatology ... #approach #workup ... #differential #
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
(HSV + Mycoplasma ... Prathit Kulkarni, MD ... Erythemas #comparison #table ... #differential # ... diagnosis #dermatology