12 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Fever/Chills/Joint ... Weight loss - DDX ... diagnosis #msk #
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Pain (Otalgia) - Differential ... , weight loss, fever ... To Narrow Down Ddx ... the tragus to differentiate ... Otalgia #Ear #Pain #Otology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
known as rat bite fever ... or Haverhill fever ... Erythemas #comparison #table ... #differential # ... diagnosis #dermatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Causes: - Idiopathic ... , breast CA - Hematologic ... gastrointestinal infection ... DDX: - Pyoderma ... #oncology
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Presentation: • Fever ... and petechiae Causes ... and thymoma DDX ... Aplastic #Anemia #oncology ... #hematology #diagnosis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... weeks) Can Be Caused ... • Rheumatic fever ... #Diagnosis #MSK ... #rheumatology #
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
acute rheumatic fever ... Like in this case ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup #differential
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... Headaches, bone pain, fever ... plaques) AML Dx ... #Leukemia #Hematology ... #Oncology #Diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis: • Fevers ... tract, and often causes ... drug exposure or Dx ... #Diagnosis #Rheumatology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Macrocytic anemia DDX ... • Parvovirus infection ... blood count with differential ... Syndromes #diagnosis #hematology ... #oncology