11 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential Diagnosis ... Myelofibrosis Infectious ... disorders • Celiac ... #Hematology
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Diagnosis Framework ... have had prior evaluations ... did not yield a diagnosis ... Red Flags: • Fever ... thrombus • Splenic infarction
Serious Bacterial Illness (SBI):
1) UTI and pyelonephritis
Most common cause of SBI
Accounts for 3-8% of uncharacterized fevers
Female
pyelonephritis Most common cause ... uncharacterized fevers ... Consider BCx, CSF evaluation ... #Peds #EM #Classification ... #Ddxof
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... known as rat bite fever ... or Haverhill fever ... #differential #diagnosis ... #dermatology #compared
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Rapid onset of fever ... 🦪 🦀 sepsis: chronic ... immunosuppressive meds ... , chronic alcoholics ... rash #cellulitis #dermatology
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... - Differential Diagnosis ... Bronchitis • Chronic ... #Algorithm #Causes ... #Hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... Headaches, bone pain, fever ... Lymphadenopathy • HSM • Fevers ... #Leukemia #Hematology ... #Oncology #Diagnosis
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
- Differential Diagnosis ... • Laboratory evaluation ... weight loss • Chronic ... #Differential #Diagnosis ... #dermatology #Hairloss
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
70 M chronic ... Diagnosis? ... dermatophytes cause ... Indiana University Infectious ... #photo #foot #dermatology
Polymyalgia Rheumatica (PMR) Diagnosis and Management Summary

WHAT?
 • Polymyalgia rheumatica (PMR) is a common systemic inflammatory
disease of unknown cause ... include low-grade fevers ... • An evaluation ... hypothyroidism, infection ... treatment for PMR is a chronic