Toxic shock syndrome

Updated: July 18, 2024

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Background

Toxic shock syndrome arises from bacterial infection to cause acute life-threatening illness.  

Highly absorbent tampons, frequent use, and extended wear increase risk of menstrual TSS in women. 

Severe illness with high fever, rash, low blood pressure, multiple organ failure, and peeling skin usually appearing 1 to 2 weeks later. 

TSS is caused by two types of bacteria: 

Staphylococcus aureus  

Streptococcus pyogenes 

group A Streptococcus (GAS) is a gram-positive organism causing soft tissue infections. Risk factors include diabetes, alcoholism, varicella infections, and surgical procedures. 

Epidemiology

Population studies estimate 1.5 to 5.2 cases of invasive GAS infection per 100000 individuals in year, with 8% to 14% develops TSS. 

No menstrual staphylococcal TSS incidence surpasses menstrual STSS after hyper absorbable tampons removed, with estimated 1 in 100,000 cases. 

TSS seen in all races, mostly in North America and Europe; STSS mainly affects women using tampons. 

STSS cases more prevalent in individuals over 60 years old than under 10 years old. 

Anatomy

Pathophysiology

Intoxication by Staphylococcus aureus exotoxins, such as TSST-1 and Staphylococcal enterotoxin B responsible for TSS.  

Filamentous M protein resists phagocytes on cell membrane. Common types 1, 3, 12, 28 found in patients with shock. 

Colonization or infection with specific S aureus and GAS strains leads to toxin production causing systemic manifestations of TSS in individuals without protective antibodies. 

Etiology

STSS risk factors include tampon use, vaginal colonization with toxin-producing S aureus, and lacking serum antibodies. 

Streptococci entry point unknown in nearly half of cases. Infection usually starts at small local injury site. 

Genetics

Prognostic Factors

Streptococcal TSS has mortality rates of 30% to 70% with a high morbidity rate, that causes surgical procedures in some cases. 
The case fatality rates for menstrual-related STSS have declined from 5.5% in 1980 to 1.8%. 

Clinical History

TSS found in menstruating females aged between 15 to 25 years old.  

Children and adults can also develop TSS from skin infections and surgical wounds. 

Physical Examination

Skin assessment 

Musculoskeletal examination 

Neurological Examination 

Mucous membrane 

Age group

Associated comorbidity

Associated activity

Acuity of presentation

Initial Symptoms includes sudden onset of high fever, hypotension, malaise and fatigue. 

Rapidly appearing red rash can spread across body, like sunburn occurs within hours. 

Differential Diagnoses

Sepsis 

Kawasaki Disease 

Scarlet Fever 

Rocky Mountain Spotted Fever 

Laboratory Studies

Imaging Studies

Procedures

Histologic Findings

Staging

Treatment Paradigm

  1. pyogenes still vulnerable to beta-lactam antibiotics and effective against infections.

GAS infections resistant to penicillin have high mortality rates and cause extensive morbidity. 

Beta-lactam antibiotics like penicillin show the best result against fast-growing bacteria, especially in early infection or mild cases. 

Increased gas concentrations lower beta-lactam antibiotic effectiveness as bacterial growth slows. 

Clindamycin effectively fights GAS infection regardless of inoculum size or growth stage. 

Patients with TSS need critical care and should be transferred to a capable intensive care unit. 

TSS leads to severe low blood pressure and leaks in capillaries, may require high IV fluid intake.  

Norepinephrine, with or without dobutamine, is more effective than dopamine or epinephrine in splanchnic perfusion. 

by Stage

by Modality

Chemotherapy

Radiation Therapy

Surgical Interventions

Hormone Therapy

Immunotherapy

Hyperthermia

Photodynamic Therapy

Stem Cell Transplant

Targeted Therapy

Palliative Care

use-of-non-pharmacological-approach-for-toxic-shock-syndrome

Proper treatment of wounds/cuts should be done within time to avoid further damage. 

Patients should follow good hygiene practices to avoid spreading the infection. 

Patient should also adapt good personal hygiene and use of menstrual products including menstrual cups. 

Proper education and awareness about TSS should be provided and its related causes, and how to stop it with management strategies. 

Appointments with a physician and preventing recurrence of disorder is an ongoing life-long effort. 

Use of Antibiotics

Clindamycin: 

It inhibits bacteria that blocks peptidyl tRNA dissociation from ribosomes. 

Nafcillin: 

Use nafcillin for penicillin G–resistant staph infections, start with parenteral therapy. 

Vancomycin: 

It is potent against gram-positive and Enterococcus, effective for septicemia and skin infections treatment. 

Tedizolid: 

It is oxazolidione antibiotic binds to bacterial ribosome 50S subunit. 

Dalbavancin: 

It is a lipoglycopeptide antibiotic that disrupts cell wall synthesis to block peptide binding. 

use-of-intervention-with-a-procedure-in-treating-toxic-shock-syndrome

Aggressive exploration and debridement for suspected deep-seeded pyogenic infection are surgical emergencies. Small incision with muscle and fascia visualization helps in early diagnosis of necrotizing fasciitis. 

Surgical debridement for extensive infections is necessary, may require re-exploration to confirm complete removal. 

use-of-phases-in-managing-toxic-shock-syndrome

In the diagnosis phase, evaluation of symptoms such as fever, hypotension, rash, and medical history to confirm diagnosis. 

Pharmacologic therapy is very effective in the treatment phase as it includes use of antibiotics and surgical intervention. 

In supportive care and management phase, patients should receive required attention such as lifestyle modification and rehabilitation. 

The regular follow-up visits with the physician are schedule to check the improvement of patients along with treatment response. 

Medication

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Toxic shock syndrome

Updated : July 18, 2024

Mail Whatsapp PDF Image



Toxic shock syndrome arises from bacterial infection to cause acute life-threatening illness.  

Highly absorbent tampons, frequent use, and extended wear increase risk of menstrual TSS in women. 

Severe illness with high fever, rash, low blood pressure, multiple organ failure, and peeling skin usually appearing 1 to 2 weeks later. 

TSS is caused by two types of bacteria: 

Staphylococcus aureus  

Streptococcus pyogenes 

group A Streptococcus (GAS) is a gram-positive organism causing soft tissue infections. Risk factors include diabetes, alcoholism, varicella infections, and surgical procedures. 

Population studies estimate 1.5 to 5.2 cases of invasive GAS infection per 100000 individuals in year, with 8% to 14% develops TSS. 

No menstrual staphylococcal TSS incidence surpasses menstrual STSS after hyper absorbable tampons removed, with estimated 1 in 100,000 cases. 

TSS seen in all races, mostly in North America and Europe; STSS mainly affects women using tampons. 

STSS cases more prevalent in individuals over 60 years old than under 10 years old. 

Intoxication by Staphylococcus aureus exotoxins, such as TSST-1 and Staphylococcal enterotoxin B responsible for TSS.  

Filamentous M protein resists phagocytes on cell membrane. Common types 1, 3, 12, 28 found in patients with shock. 

Colonization or infection with specific S aureus and GAS strains leads to toxin production causing systemic manifestations of TSS in individuals without protective antibodies. 

STSS risk factors include tampon use, vaginal colonization with toxin-producing S aureus, and lacking serum antibodies. 

Streptococci entry point unknown in nearly half of cases. Infection usually starts at small local injury site. 

Streptococcal TSS has mortality rates of 30% to 70% with a high morbidity rate, that causes surgical procedures in some cases. 
The case fatality rates for menstrual-related STSS have declined from 5.5% in 1980 to 1.8%. 

TSS found in menstruating females aged between 15 to 25 years old.  

Children and adults can also develop TSS from skin infections and surgical wounds. 

Skin assessment 

Musculoskeletal examination 

Neurological Examination 

Mucous membrane 

Initial Symptoms includes sudden onset of high fever, hypotension, malaise and fatigue. 

Rapidly appearing red rash can spread across body, like sunburn occurs within hours. 

Sepsis 

Kawasaki Disease 

Scarlet Fever 

Rocky Mountain Spotted Fever 

  1. pyogenes still vulnerable to beta-lactam antibiotics and effective against infections.

GAS infections resistant to penicillin have high mortality rates and cause extensive morbidity. 

Beta-lactam antibiotics like penicillin show the best result against fast-growing bacteria, especially in early infection or mild cases. 

Increased gas concentrations lower beta-lactam antibiotic effectiveness as bacterial growth slows. 

Clindamycin effectively fights GAS infection regardless of inoculum size or growth stage. 

Patients with TSS need critical care and should be transferred to a capable intensive care unit. 

TSS leads to severe low blood pressure and leaks in capillaries, may require high IV fluid intake.  

Norepinephrine, with or without dobutamine, is more effective than dopamine or epinephrine in splanchnic perfusion. 

Infectious Disease

Proper treatment of wounds/cuts should be done within time to avoid further damage. 

Patients should follow good hygiene practices to avoid spreading the infection. 

Patient should also adapt good personal hygiene and use of menstrual products including menstrual cups. 

Proper education and awareness about TSS should be provided and its related causes, and how to stop it with management strategies. 

Appointments with a physician and preventing recurrence of disorder is an ongoing life-long effort. 

Infectious Disease

Clindamycin: 

It inhibits bacteria that blocks peptidyl tRNA dissociation from ribosomes. 

Nafcillin: 

Use nafcillin for penicillin G–resistant staph infections, start with parenteral therapy. 

Vancomycin: 

It is potent against gram-positive and Enterococcus, effective for septicemia and skin infections treatment. 

Tedizolid: 

It is oxazolidione antibiotic binds to bacterial ribosome 50S subunit. 

Dalbavancin: 

It is a lipoglycopeptide antibiotic that disrupts cell wall synthesis to block peptide binding. 

Infectious Disease

Aggressive exploration and debridement for suspected deep-seeded pyogenic infection are surgical emergencies. Small incision with muscle and fascia visualization helps in early diagnosis of necrotizing fasciitis. 

Surgical debridement for extensive infections is necessary, may require re-exploration to confirm complete removal. 

Dermatology, General

In the diagnosis phase, evaluation of symptoms such as fever, hypotension, rash, and medical history to confirm diagnosis. 

Pharmacologic therapy is very effective in the treatment phase as it includes use of antibiotics and surgical intervention. 

In supportive care and management phase, patients should receive required attention such as lifestyle modification and rehabilitation. 

The regular follow-up visits with the physician are schedule to check the improvement of patients along with treatment response. 

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