11 results
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... • Rheumatoid Arthritis ... • CMV • HIV ... Fatigue • Acute ... #Hematology #Oncology
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 ... Reactive Syndrome - Acute ... Knee #Effusions #causes ... #differential #
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Neoplastic / Hematologic ... • Malignancy Infectious ... Hepatitis • HIV ... • Rheumatoid Arthritis ... Myasthenia Gravis Pharmacologic
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... Effusion leukocyte count ... weeks) Can Be Caused ... Parvovirus B19 • HIV ... Joint #pain #Differential
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Send for cell count ... Like in this case ... - parvovirus, HIV ... Joint #Pain #MSK #rheumatology ... approach #workup #differential
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
T-cell count of ... - HIV. ... ICL #diagnosis #hematology ... #Differential # ... Causes #lymphocytopenia
IDSA Recommendations for Preventing and Treating Histoplasma Capsulatum Infections in HIV-AIDS
Indications for Initiating Primary Prophylaxis:
 •
Histoplasma Capsulatum Infections ... in HIV-AIDS Indications ... histoplasmosis (>10 cases ... with ARV (see Table ... #HIVAIDS #pharmacology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
children with acute ... (HSV + Mycoplasma ... Erythemas #comparison #table ... #differential # ... diagnosis #dermatology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Advanced HIV (CD4 ... cell counts less ... Hematologic malignancy ... #differential #
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Include: • Viral infections ... (acute HIV, HBV ... (RA, Temporal arteritis ... inflammation (acute ... Gap #ProteinGap #differential