18 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
methotrexate) • Drugs Autoimmune ... Quinidine • HIT ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... #Hematology
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 Diagnosis ... Non-weight bearing ... #Effusions #causes ... #msk #physicalexam
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... HBV infection, HIV ... infection • Autoimmune ... Labs/Diagnosis:
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Diagnosis Framework ... • Stroke • Vasculitis ... II ○ Susac’s syndrome ... Noise trauma ○ MS ... #Differential #Diagnosis
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Causes of Eosinophilia ... Asthma Tugs (vasculitis ... / autoimmune): ... Hypereosinophilic Syndrome ... #Causes #hematology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
OnePager Summary Autoimmune ... ANCA vasculitis ... sinus, nasal, hearing ... anti-GBM) Other tests ... Goodpasture's cause
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... an underlying autoimmune ... pachymeningitis • HIV ... sensorineural hearing ... consistent with MS
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Differential Diagnosis ... Palpable Rash: - Autoimmune ... Vasculitis (lupus ... Fecal occult blood test
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
Hypocomplementemia • Can cause ... ) • Cutaneous vasculitis ... Nephrogenic DI Hematologic ... : 2% Systemic Vasculitis ... phenomenon (16%) MSK
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
by neutrophilic autoimmune ... nephrotic/nephritic syndrome ... arthritis (especially knees ... and ankles) #HSP ... Pathophysiology #Diagnosis